cslouvers Conspec (Thailand) Limited Construction ... · cslouvers Performance Louver Systems Construction Specialties (Shanghai) Ltd Tel +(86) 21 6443-9787 Fax +(86) 21 6443-9771

cslouversPerformance Louver Systems

www.c-sgroup.com

Construction Specialties (Shanghai) Ltd

Tel +(86) 21 6443-9787Fax +(86) 21 6443-9771Email [email protected]

Construction SpecialtiesAustralia Pty Ltd


Construction Specialties (Singapore) Pte Ltd

Tel +(65) 6276-4276Fax +(65) 6273-7557Email [email protected]

C/S Construction Specialties(Malaysia) Sdn Bhd


Conspec International(Hong Kong) Ltd


Conspec (Thailand) Limited


As represented locally by:

At time of printing, the information contained in this brochure is correct. C/S reserves the right to make amendments or changes in line with product development.

Recyclable

Qi 09/06

The Water Stops Here621849

Asia Pacific Operations

TM

TM

performance louver systems

contents

performance louver systems performance louver systems performance louver systems performance

Weathering the Weather P 01

Beauty in Innovat ion - C/S Louvers P 03

Performance Louver Range P 05Hor izonta l and vert ica l l ine range

> Model A 4080/5> Model RS-4300> Model RS-4600

Mul l ion l ine (v is ib le mul l ion) range> Model RS-3200> Model RS-5300> Model RS-8400

Archi tectura l l ine (h idden mul l ion) range> Model RS-3105> Model RS-7305a> Model LSM

Form, Accessories & Glossary P 11

12

GlossaryTh i s sec t i on p rov ides a g lossa r y and exp lana t i on o f t e rms common ly app l i ed to pe r fo rmance l ouve rsys tems and the i r des ign :

Aerodynamic Coef f ic ient - de te rmined by ac tua l a i r f l ow tes t ing , th i s un i t l ess va lue rep resents theef fec t i veness o f the louver sys tem to pass a i r f rom one s ide to the o ther. Un l i ke f ree a rea %, i t takesdue account of depth and prof i le shape when subjected to var ious a i r ve loc i t ies , to prov ide an accuratevalue that can be used for a i r f low performance analys is . Values are recorded for both in let and exhaust .Typ ica l va lues fo r pe r fo rmance louvers range f rom 0 .1 to 0 .5 , the h igher number be ing more e f fec t i veat a i r passage .

A.M.C.A. - Based in the Un i ted States the A i r Movement Cont ro l Assoc ia t ion p rov ides a methodo logy,tes t s tanda rd and tes t f ac i l i t i e s f o r t he pe r fo rmance tes t i ng o f l ouve rs sub jec ted to w ind and ra in .They a lso operate a cer t i f i ca ted ra t ings sys tem fo r f in ished p roducts .

Blade Pi tch - B lade p i tch is the d imension , usual ly in mi l l imetres (mm) , a t which the ind iv idual b ladesare spaced wi th in the louver pane l .

B.S.R.I .A. - Based in the UK, Bui ld ing Serv ices Research and Informat ion Associat ion is one of Europe'slead ing independent laborator ies fo r the tes t ing and cer t i f i ca t ion o f bu i ld ing serv ices p roducts .

Core Area - The area of the louver pane l minus the louver f raming and f i x ing f langes i s re fer red to asthe core a rea , and i s genera l l y expressed in square met res (m 2) .

Core Velocity - Once core area is determined, the speed at which a i r passes through th is area is knownas core ve loc i ty and i s genera l l y expressed in met res per second (m/s ) .

F a c e A r e a - T h e c o m p l e t e a r e a o f t h e l o u v e r p a n e l i n c l u d i n g l o u v e r f r a m i n g a n d f i x i n g f l a n g e s i sre fe r red to as the face a rea , and i s genera l l y expressed in square met res (m 2) .

Face Veloci ty - Based on the louvers face a rea , the speed at which a i r approaches th is a rea i s knownas face ve loc i ty and i s genera l l y expressed in met res per second (m/s ) .

Framing Factor - Where to ta l louver a rea i s known but spec i f i c pane l s i zes a re not , a f raming fac to ri s app l ied to make a l lowance fo r the e f fec t o f louver f raming in the a i r f low ca lcu la t ions .

Free Area - The min imum area th rough which a i r can pass i s re fe r red to as the f ree a rea and usua l l yexp ressed as a pe rcen tage o f the to ta l l ouve r s i ze . A l though gene ra l l y used as a ' r u le o f thumb ' fo rlouver s i z ing , i t does not prov ide an accurate assessment of louver per formance, as i t takes no accountfo r the e f fec ts o f pane l depth , conf igurat ion and b lade p ro f i le on a i r f low per fo rmance .

H.E.V.A.C. - Based in the UK, the Heat ing , Vent i la t ion and Ai r Condi t ion ing Manufacturers Assoc iat ionprov ides a methodo logy and tes t s tandard fo r the pe r fo rmance tes t ing o f louvers sub jec t to wind andra in .

Pressure Drop - Based on f low, aerodynamic coef f ic ient and spec i f i c dens i ty o f a i r, the p ressure d ropi s r e s i s t a n c e t o f l o w i n c u r r e d w h e n a i r m o v e s f r o m o n e s i d e o f t h e l o u v e r t o t h e o t h e r. G e n e r a l l yexpressed in pasca ls (Pa ) .

Volumetr ic F low Rate - The spec i f i c f l ow ra te requ i red to pass th rough the l ouve r sys tem ( i n le t o rexhaust ) to p rov ide the cor rect supp ly and exhaust a i r requ i rements to the bu i ld ings mechanica l p lant ,i s re fe r red to as the vo lumet r i c a i r f low and genera l l y expressed in cub ic met res per second (m 3/s ) .

Typical Architectural Line(Hidden Mullion) Louver

Typical Mullion Line(Visible Mullion) Louver

C/S Louvers -Form, Accessories & Glossary

Customised EleganceTo m e e t t h e a e s t h e t i c ( f o r m ) n e e d s o f t h e b u i l d i n g d e s i g n e r, l o u v e r s y s t e m s a r e m a t c h e d t o p r o v i d e a

cons is tent ex te rna l appearance whatever the funct iona l requ i rements .

Archi tectural l ine (h idden mul l ion) sys tems prov ide an un inter rupted louver appearance i r respect ive o f

where suppor t mul l ions and per fo rmance modules a re p laced beh ind the f ront louvers .

M u l l i o n l i n e ( v i s i b l e m u l l i o n ) s y s t e m s p r o v i d e a r e g u l a r v e r t i c a l m u l l i o n a p p e a r a n c e , w h e r e t h i s i s

requ i red to match the bu i ld ing facade .

A l though genera l l y supp l ied in square o r rec tangu la r pane ls , va r ia t ions in the shape o f louver pane ls a re

ava i lab le .

Quality and Performance Beyond ExpectationsThe p r i nc ipa l mate r ia l used i n the manufac tu re o f C /S Louve rs i s a r ch i tec tu ra l

s t a n d a r d h i g h g r a d e a l u m i n i u m , d e s i g n e d t o c a t e r t o b o t h t h e s t r u c t u r a l a n d

f i n i s h i n g r e q u i r e m e n t s o f t h e l o u v e r s y s t e m i t s e l f . U n l i k e o t h e r c o m m e r c i a l l y

ava i lab le louve rs , the comple te sys tem i s manufac tu red f rom ex t ruded sec t ions

to ensu re cons i s ten t s i ze , shape and qua l i t y and fac i l i t a te concea led s ta in less

steel fasteners . The louver panels are assembled us ing purpose-designed gaskets

a n d s e a l s t o e n s u r e w a t e r p r o o f i n g a n d e l i m i n a t e t h e u n c e r t a i n t i e s a s s o c i a t e d

wi th gunned sea lant .

Both mul l ion l ine and performance panels are factory assembled to min imise s i te

handl ing and ensure qua l i ty cont ro l . F ront louvers fo r Arch i tectura l l ine systems

are p rov ided cu t to s i ze fo r c l i pp ing to pu rpose des igned louve r c l i ps p re - f i xed

to the louver mul l ions , fo r qu ick and easy s i te assembly.

Aluminium also provides an ideal substrate for commercial ly avai lable architectural f in ishes, f rom anodiz ing

to polyester powder and polyv iny l idene f luor ide (PVDF) coat ings. Al ternat ively, C/S louvers can be provided

in a range o f a l te rnat ive mater ia ls upon request .

C/S i s acc red i ted to ISO 9001 :2000 in As ia to re in fo rce ou r commi tment to p rov ide qua l i t y sys tems tha t

meet customer expectat ions .

Integrated AccessoriesOptional accessories include birdguard, insect mesh and blanking panels which are un- insulated or insulated

to meet p ro jec t requ i rements . Louver doors and access pane ls can be eas i l y in tegra ted wi th in the louver

pane l des ign .

11

Stringent productionprocess in spray-paintingand detailed touch-upsto ensure high qualitystandards.

louver systems performance louver systems performance louver systems performance louver systems performance louver systems

Weathering the Weather

Strong winds, heavy ra in , h igh humidi ty and

the scorching sun a l l pose a formidable test

to bui ld ing designers in Asia and around the

world. These elements prove a chal lenge not

on ly to good des ign bu t a l so the du rab i l i t y

a n d m a i n t e n a n c e o f b u i l d i n g s a n d t h e

systems that suppor t them.

T h r o u g h e x t e n s i v e r e s e a r c h a n d

d e v e l o p m e n t , e n g i n e e r i n g a n d r e -

engineer ing , C/S has spec i f ica l ly developed

a wide range of performance louver systems

that can withstand harsh weather condit ions

b u t a t t h e s a m e t i m e a l l o w e f f i c i e n t a i r

movement both into and out of bui ldings. For

over 50 years , C/S has shared our exper t ise

wi th des igners a round the wor ld to ach ieve

the op t imum ba lance o f f unc t i on and fo rm

in louver appl icat ion, whi lst recognis ing the

need to operate within project budgets. This

u n i q u e p a r t n e r s h i p h a s a l l o w e d C / S t o

develop performance louver systems capable

o f be ing ove r 20 t imes more e f fec t i ve than

convent ional louvers (up to 100% ef fect ive )

in keep ing ra inwater out o f bu i ld ings .

1

ANG MO KIO MARKET

SINGAPORE

Rain Defence Performance*

Class Effectiveness Max. allowed Penetration Rating(%) of Simulated Rain (l/hr/m2)

A 99 to 100% 0.75 ExcellentB 95 - 98.9% 3.75 GoodC 80 - 94.9% 15 FairD Below 80% More than 15 not applicable

Airflow Airflow Rain Defence AirflowCoefficient

max Class Ratingaverage Rating

0 .434 1 Fa i r Exce l lent0 .320 2 Good Very Good0 .282 3 Exce l lent Good

LouversAppliedRS-3105RS-7305a

mance louver systems / performance louver systems / performance louver systems / performance louver systems / performance lou

10

these louver products have proven to be effective in areas where we needed both weather protection and ventilation. We are pleased with the performance of C/S,,

,,

Surbana Consultants - Singaporefrom installation to commissioning on our Ang Mo Kio Market project.

From our experience with C/S Louver products supplied and installed,

model RS-3105 model RS-7305a+ model LSM+

Airflow Performance

Class Maximum Airflow RatingCoefficient

1 0.4 and above Excellent2 0.3 to 0.399 Very Good3 0.2 to 0.299 Good4 0.199 and below Fair

Performance Comparison Table

C/S Depth Pitch Blade Visual Blade Visual Impact of Airflow Rate in m3/sModel (mm) (mm) Configuration Orientation Mullions/Jambs 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5

Rain Defence Classification*

RS-3105 76 75 Sing le B lade Hor i zonta l H idden Mul l ion C C C C C C C DRS-7305a + 152 75 Dual B lade Hor i zonta l H idden Mul l ion A A A B C C C DLSM + 155 75 Tr ip le B lade Hor i zonta l H idden Mul l ion A A A A A A A A

Cross Section on Elevation Cross Section on Elevation Cross Section on Plan

cslouvers Architectural Line (hidden mullion) Range

Cross Section on Elevation

* Class i f ied in accordance wi th the 5 th Ed i t ion o f the HEVAC Techn ica l Spec i f i cat ion “Laboratory tes t ing and ra t ing o f weather louvers when sub ject to s imulated ra in .”+ Const ruct ion Spec ia l t ies , Inc . cer t i f ies that the louver models shown here in are l i censed to bear the AMCA seal . The rat ings shown are based on tests and procedures

per fo rmed in accordance wi th AMCA pub l i ca t ion 511 and comply wi th requ i rements o f the AMCA cer t i f ied ra t ings p rogram.

10

20

30

40

50

60

70

80

90

100

00.25 0.5 0.75 1 1.25 1.5 1.75 2 2.25 2.5 3 3.25 3.52.75

FACE VELOCITY - Metre/Second (m/s)

STA

TIC

PRES

SURE

DRO

P - P

asca

l (Pa

)

rformance louver systems / performance louver systems / performance louver systems / performance louver systems / perform

Typical Pressure Drop Curve

9

C/SModel LS

M

C/S Model RS-7305a

C/S Model RS-3105

Alternative front blade profiles

Bull Nose Design

Flat Nose Design

PITCH

DEPTH

BRACE

BLADE

MULLION

PITCH

DEPTH

HEAD

BLADE

SILL

PITCH

DEPTH

JAMB

FRONTHORIZONTALBLADE

JAMB

REARVERTICALBLADE

JAMB


JAMB

REARVERTICALBLADE

Experience the performanceand effectiveness of C/S Louvers

T h e ' c o m p l e t e ' d e s i g n o f a n e f f e c t i v e

performance louver system rel ies on achieving

t h e o p t i m u m b a l a n c e o f f u n c t i o n a n d f o r m .

I n t h e c a s e o f p e r f o r m a n c e l o u v e r s , t h e

funct ional components are a i r f low capabi l i ty,

the ab i l i t y to res t r i c t the en t r y o r eg ress o f

c o n t a m i n a n t s e . g . r a i n w a t e r o r n o i s e ,

toge the r w i th the s t ruc tu ra l s tab i l i t y o f the

sys tem. Key fo rm aspects inc lude the ab i l i t y

to shape the l ouve rs t o b lend ha rmon ious l y

wi th the bu i ld ing des ign and the capac i ty o f

the mate r i a l s emp loyed to accep t t he t ypes

of f in ishes requi red. Only when these cr i ter ia

a r e e x p e r t l y m a t c h e d w i t h t h e d e s i g n

requ i rements and p ro jec t budget , i s the best

so lu t ion ach ieved .

Very often, the key design requirement is ra in

de fense o r t he ab i l i t y t o pe rm i t a i r f l ow bu t

rest r i c t o r e l iminate ra inwater f rom enter ing

t h e b u i l d i n g . W h e r e t h e h i g h e s t l e v e l o f

p r o t e c t i o n f r o m r a i n w a t e r e n t r y i s a

p r e r e q u i s i t e o f b u i l d i n g d e s i g n , t e s t i n g t o

i n t e r n a t i o n a l l y r e c o g n i s e d s t a n d a r d s , w i t h

third party accreditat ion, has shown the range

o f f e r e d b y C / S t o b e i n a c l a s s o f i t s o w n .

The fundamenta l pa ramete rs to ach ieve th i s

l e v e l o f p e r f o r m a n c e e x i s t n o t o n l y i n t h e

louver blade profi le and configuration but also

in the con t ro l l ed na tu re by wh ich ra inwate r

i s r e t a i n e d a n d d r a i n e d f r o m t h e l o u v e r

s y s t e m . C a p t u r i n g w a t e r w i t h i n t h e l o u v e r

b lade i s no t enough . Ver t i ca l d ra in channe ls

w i t h i n t h e l o u v e r m u l l i o n s a r e e s s e n t i a l t o

ensure tha t ra inwate r i s no t re in t roduced to

ai r f low but dra ined ef fect ive ly away f rom the

louver pane ls . 2

WIND DRIVEN RAIN

LOUVER HEAD

LOUVER SILL

Desiccatedair enteringthe building

By increasing inletair stream velocityand then turningthe air within thelouvers, rain wateris captured andretained withinthe louversystem

LOUVER HEAD

LOUVER SILL

VERTICAL RAIN CHANNELS

Captured rainwateris channeled to thelouver sill viavertical drainchannels integralto the louvermullions, therebypreventing waterre-entrainment.

LouversAppliedRS-5300






0 .333 2 Fa i r Very Good0 .233 3 Good Good0.178 4 Exce l lent Fa i r


ESPLANADE

THEATRES ON THE BAY

SINGAPORE

8

Flow andPressure Monitors

F l o w a n d p r e s s u r e

moni tors are pos i t ioned

a b o u t t h e l o u v e r p a n e l

under test , to determine

a i r f l o w e f f i c i e n c y a n d

pressure d rop va lues .

Beauty in Innovation - C/S Louvers

ExternalWind Generator

Severe wind cond i t ions

a r e s i m u l a t e d u s i n g

p o w e r f u l f a n s t h a t c a n

generate wind speeds of

up to 45 m/s (100mph) .

Rain SimulatorS p e c i f i c q u a n t i t i e s o f

wate r a re de l i ve red v ia

c a l i b r a t e d n o z z l e s a n d

i n j e c t e d i n t o t h e a i r

s t r e a m r e p l i c a t i n g

r a i n f a l l r a t e s u p t o

150mm (6" ) per hour.

Louver Test PanelT h e l o u v e r p a n e l u n d e r

tes t i s secu red i n p lace

a n d s u b j e c t t o a

continuous bombardment

of s t rong wind and ra in .

1 2 3 4

Tried, Tested and Proven -100% Waterproof Louvers in Asia!Arch i tec ts and bu i ld ing des igne rs i n As ia have found the pe r fec t so lu t ion in ba t t l i ng cha l leng ing weathe rcond i t ions - C/S Pe r fo rmance Louve r Sys tems . Trad i t i ona l ' Z ' sec t ion louve rs o f fe r ve ry l im i ted p ro tec t ionaga ins t the ons laught o f wind d r i ven ra in . The cho ice to ca te r fo r e f fec t ra ther than res t r i c t the cause canoften lead to wasted p lant room space, cost ly p lenum chambers and addi t ional dra inage systems that a l l addup to ex t ra expense . A l though these measures may indeed reduce the r i sk o f ra in ente r ing sens i t i ve a reasof a bu i ld ing , fac t i s , they o f ten cos t more to inc lude than a p roper l y des igned per fo rmance louver sys tem.Let 's face i t ; louvers are requi red anyway so why not ensure you choose maximum protect ion at the bu i ld ingfacade?

From Concept to Actual PerformanceThe deve lopment o f an e f fec t i ve sys tem re l ies on years o f exper ience tha t i s then put to the tes t . The C/Sinves tment , i n wha t i s one o f t he wor ld ' s on l y t es t chambers capab le o f t es t i ng to cu r ren t i n te rna t i ona ls tandards , fac i l i ta tes the cont inuous deve lopment o f sys tems to meet any des igner ' s needs . By s imu la t ingwind d r i ven ra in in ex t remely ha rsh weather cond i t ions , the C/S tes t chamber pu ts pe r fo rmance louvers tothe tes t - wi th t remendous success .

3

21

model RS-3200 model RS-5300+ model RS-8400

Airflow Performance






RS-3200 78 70 Sing le B lade Hor i zonta l Vis ib le Mul l ion B C C C C C C DRS-5300 + 131 70 Dual B lade Hor i zonta l Vis ib le Mul l ion A A A B B A C DRS-8400 204 70 Tr ip le B lade Hor i zonta l Vis ib le Mul l ion A A A A A A B B

Cross Section on Elevation Cross Section on Elevation Cross Section on Elevation



10

20

30

40

50

60

70

80

90

100

00.25 0.5 0.75 1 1.25 1.5 1.75 2 2.25 2.5 3 3.25 3.52.75


STA

TIC

PRES

SURE

DRO

P - P

asca

l (Pa

)



7

cslouvers Mullion Line (visible mullion) Range

C/SModel RS-3200

C/SM

odel

RS-5

300

C/S

Mod

elRS

-840

0

PITCH

DEPTH

HEAD

BLADE

SILL

PITCH

DEPTH

HEAD

BLADE

SILL

PITCH

DEPTH

HEAD

BLADE

SILL

Collection ChambersA n y w a t e r t h a t p a s s e s

t h r o u g h t h e l o u v e r i s

col lected and measured

t o d e t e r m i n e t h e

e f f e c t i v e n e s s o f t h e

l o u v e r s y s t e m i n

p r e v e n t i n g r a i n w a t e r

ingress .

Intake FanT h e i n t a k e f a n r e p l i c a t e s

a i r d e m a n d f r o m h a n d l i n g

e q u i p m e n t . T h e

ef fect iveness of a louver at

res i s t ing ra in en t ry may be

d e t e r m i n e d a t v a r i o u s a i r

in take ra tes .

5 6

C/S Louver Test Chamber

Our except iona l louver sys tem is unmatched andunr iva l led in i ts f ie ld - a wor ld-c lass so lut ion fora g lobal problem. That 's exact ly what we want toshare wi th you in th is comprehens ive gu ide .

C/S Louver Test ChamberBui l t in accordance wi th the s t r i c t requ i rements o f the g loba l ly recognised des ign employed by the Bu i ld ingServ ices and Research In fo rmat ion Assoc ia t ion (BSRIA) , C/S has a reg is te red chamber capab le o f tes t ing toboth the cur rent Heat ing , Vent i la t ion and Ai r Condi t ion ing Manufacturers Assoc iat ion (HEVAC) s tandard f romEurope and the A i r Movement and Cont ro l Assoc ia t ion (AMCA) s tandard f rom the US . I n add i t i on to theser igorous test s tandards , o ther severe wind and ra in cond i t ions can be c reated in our tes t fac i l i t y to deve lopcustomised solutions to meet specif ic requirements. Whilst test standards provide a benchmark of performance,only by test ing is actual performance proven. This proof prov ides conf idence in appl icat ion to manufacturers ,des igners and bu i ld ing owners a l i ke .

Imitation Products Do Not PerformWith over 50 years o f exper ience in the des ign o f Louver sys tems , we be l ieve tha t exper t i se i s imposs ib leto imi ta te . The outcome of our ex tens ive s tudy, research and deve lopment on louvers , was the in t roduct iono f t h e i n d u s t r y ' s f i r s t t r u l y r e v o l u t i o n a r y S t o r m R e s i s t a n t L o u v e r s i n t h e e a r l y 1 9 9 0 s . S i n c e t h e n , t h e s esys tems and the i r successo rs have se t the indus t r y s tandard . I t i s on l y by t ru l y unders tand ing the sys temrequ i rements th rough consu l ta t ion wi th bu i ld ing des igners and then exper t l y match ing th i s by ca l cu la t ionand ver i f ied tes t resu l ts , can the cor rec t sys tem se lec t ion be p roposed .

Meeting Our Customers' NeedsWith the c r i t i ca l knowledge and cut t ing-edge fac i l i t ies ava i lab le to us a long wi th inva luab le feedback f romour cus tomers , we have been ab le to deve lop a range o f pe r fo rmance louve r mode ls spec i f i ca l l y su i ted tothe needs o f bu i ld ing des igners in As ia . These n ine mode ls a re represented in th is ca ta log . In fo rmat ion ono the r C/S louve r mode ls can be found in ou r genera l ca ta log wh ich p rov ides de ta i l s on the wide range o fnon-dra inab le , a i r cond i t ion ing , acoust ic and operat ing louvers ava i lab le .

4

6543

AMCA TestingA n A M C A S t a n d a r d 5 0 0 w a t e r

penet ra t ion tes t fac i l i t y can be

created by remov ing Sect ions 1

a n d 2 o f t h i s t e s t c h a m b e r,

a l though the l a tes t AMCA tes t

s t a n d a r d ( A M C A 5 0 0 - L - 9 9 )

requ i res the to ta l r ig setup .

BSRIA TestingThe r ig conforms in fu l l to

t h e l a t e s t H E VA C t e s t i n g

s t a n d a r d s . C / S h a s a

w e a t h e r l o u v e r t e s t

f a c i l i t y a c c r e d i t a t i o n

l i c e n s e a g r e e m e n t d i r e c t

wi th BSRIA.

World-Class Testing Standards

model A4080/5 model RS-4300 model RS-4600LouversAppliedLSM

Airflow Performance









C/S Depth Pitch Blade Visual Blade Visual Impact of Airflow Rate in m3/s Airflow Airflow Rain Defence AirflowModel (mm) (mm) Configuration Orientation Mullions/Jambs 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Coefficient

max Class Ratingaverage RatingRain Defence Classification*

A4080/5 102 102 Sing le B lade Hor i zonta l H idden o r Vis ib le C C C C C D D D 0.390 2 NA Very GoodRS-4300 102 54 Dual B lade Hor i zonta l Vis ib le Mul l ion A A B B C C D D 0.256 3 Good GoodRS-4600 102 75 Dual B lade Ver t i ca l H idden o r Vis ib le A A A A A A A B 0.162 4 Exce l lent Fa i r


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rformance louver systems / performance louver systems / performance louver systems / performance louver systems / performance louver systems / performance louver systems / performance louver systems / performance louver systems / performance lou

LANDMARK

HONG KONG


65

PITCH

DEPTH

cslouvers Horizontal and Vertical Line Range

C/S

Mod

elRS

-460

0

C/SModel RS-43

00

C/S Model 4085

HEAD

BLADE

SILL

PITCH

DEPTH

HEAD

BLADE

SILL

PITCH

DEPTH

JAMB

BLADE

JAMB

model A4080/5 model RS-4300 model RS-4600LouversAppliedLSM

Airflow Performance









C/S Depth Pitch Blade Visual Blade Visual Impact of Airflow Rate in m3/s Airflow Airflow Rain Defence AirflowModel (mm) (mm) Configuration Orientation Mullions/Jambs 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Coefficient

max Class Ratingaverage RatingRain Defence Classification*

A4080/5 102 102 Sing le B lade Hor i zonta l H idden o r Vis ib le C C C C C D D D 0.390 2 NA Very GoodRS-4300 102 54 Dual B lade Hor i zonta l Vis ib le Mul l ion A A B B C C D D 0.256 3 Good GoodRS-4600 102 75 Dual B lade Ver t i ca l H idden o r Vis ib le A A A A A A A B 0.162 4 Exce l lent Fa i r


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80

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rformance louver systems / performance louver systems / performance louver systems / performance louver systems / performance louver systems / performance louver systems / performance louver systems / performance louver systems / performance lou

LANDMARK

HONG KONG


65

PITCH

DEPTH

cslouvers Horizontal and Vertical Line Range

C/S

Mod

elRS

-460

0

C/SModel RS-43

00

C/S Model 4085

HEAD

BLADE

SILL

PITCH

DEPTH

HEAD

BLADE

SILL

PITCH

DEPTH

JAMB

BLADE

JAMB

model RS-3200 model RS-5300+ model RS-8400

Airflow Performance






RS-3200 78 70 Sing le B lade Hor i zonta l Vis ib le Mul l ion B C C C C C C DRS-5300 + 131 70 Dual B lade Hor i zonta l Vis ib le Mul l ion A A A B B A C DRS-8400 204 70 Tr ip le B lade Hor i zonta l Vis ib le Mul l ion A A A A A A B B

Cross Section on Elevation Cross Section on Elevation Cross Section on Elevation



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cslouvers Mullion Line (visible mullion) Range

C/SModel RS-3200

C/SM

odel

RS-5

300

C/S

Mod

elRS

-840

0

PITCH

DEPTH

HEAD

BLADE

SILL

PITCH

DEPTH

HEAD

BLADE

SILL

PITCH

DEPTH

HEAD

BLADE

SILL

Collection ChambersA n y w a t e r t h a t p a s s e s

t h r o u g h t h e l o u v e r i s

col lected and measured

t o d e t e r m i n e t h e

e f f e c t i v e n e s s o f t h e

l o u v e r s y s t e m i n

p r e v e n t i n g r a i n w a t e r

ingress .

Intake FanT h e i n t a k e f a n r e p l i c a t e s

a i r d e m a n d f r o m h a n d l i n g

e q u i p m e n t . T h e

ef fect iveness of a louver at

res i s t ing ra in en t ry may be

d e t e r m i n e d a t v a r i o u s a i r

in take ra tes .

5 6

C/S Louver Test Chamber

Our except iona l louver sys tem is unmatched andunr iva l led in i ts f ie ld - a wor ld-c lass so lut ion fora g lobal problem. That 's exact ly what we want toshare wi th you in th is comprehens ive gu ide .

C/S Louver Test ChamberBui l t in accordance wi th the s t r i c t requ i rements o f the g loba l ly recognised des ign employed by the Bu i ld ingServ ices and Research In fo rmat ion Assoc ia t ion (BSRIA) , C/S has a reg is te red chamber capab le o f tes t ing toboth the cur rent Heat ing , Vent i la t ion and Ai r Condi t ion ing Manufacturers Assoc iat ion (HEVAC) s tandard f romEurope and the A i r Movement and Cont ro l Assoc ia t ion (AMCA) s tandard f rom the US . I n add i t i on to theser igorous test s tandards , o ther severe wind and ra in cond i t ions can be c reated in our tes t fac i l i t y to deve lopcustomised solutions to meet specif ic requirements. Whilst test standards provide a benchmark of performance,only by test ing is actual performance proven. This proof prov ides conf idence in appl icat ion to manufacturers ,des igners and bu i ld ing owners a l i ke .

Imitation Products Do Not PerformWith over 50 years o f exper ience in the des ign o f Louver sys tems , we be l ieve tha t exper t i se i s imposs ib leto imi ta te . The outcome of our ex tens ive s tudy, research and deve lopment on louvers , was the in t roduct iono f t h e i n d u s t r y ' s f i r s t t r u l y r e v o l u t i o n a r y S t o r m R e s i s t a n t L o u v e r s i n t h e e a r l y 1 9 9 0 s . S i n c e t h e n , t h e s esys tems and the i r successo rs have se t the indus t r y s tandard . I t i s on l y by t ru l y unders tand ing the sys temrequ i rements th rough consu l ta t ion wi th bu i ld ing des igners and then exper t l y match ing th i s by ca l cu la t ionand ver i f ied tes t resu l ts , can the cor rec t sys tem se lec t ion be p roposed .

Meeting Our Customers' NeedsWith the c r i t i ca l knowledge and cut t ing-edge fac i l i t ies ava i lab le to us a long wi th inva luab le feedback f romour cus tomers , we have been ab le to deve lop a range o f pe r fo rmance louve r mode ls spec i f i ca l l y su i ted tothe needs o f bu i ld ing des igners in As ia . These n ine mode ls a re represented in th is ca ta log . In fo rmat ion ono the r C/S louve r mode ls can be found in ou r genera l ca ta log wh ich p rov ides de ta i l s on the wide range o fnon-dra inab le , a i r cond i t ion ing , acoust ic and operat ing louvers ava i lab le .

4

6543

AMCA TestingA n A M C A S t a n d a r d 5 0 0 w a t e r

penet ra t ion tes t fac i l i t y can be

created by remov ing Sect ions 1

a n d 2 o f t h i s t e s t c h a m b e r,

a l though the l a tes t AMCA tes t

s t a n d a r d ( A M C A 5 0 0 - L - 9 9 )

requ i res the to ta l r ig setup .

BSRIA TestingThe r ig conforms in fu l l to

t h e l a t e s t H E VA C t e s t i n g

s t a n d a r d s . C / S h a s a

w e a t h e r l o u v e r t e s t

f a c i l i t y a c c r e d i t a t i o n

l i c e n s e a g r e e m e n t d i r e c t

wi th BSRIA.

World-Class Testing Standards

LouversAppliedRS-5300






0 .333 2 Fa i r Very Good0 .233 3 Good Good0.178 4 Exce l lent Fa i r


ESPLANADE

THEATRES ON THE BAY

SINGAPORE

8

Flow andPressure Monitors

F l o w a n d p r e s s u r e

moni tors are pos i t ioned

a b o u t t h e l o u v e r p a n e l

under test , to determine

a i r f l o w e f f i c i e n c y a n d

pressure d rop va lues .

Beauty in Innovation - C/S Louvers

ExternalWind Generator

Severe wind cond i t ions

a r e s i m u l a t e d u s i n g

p o w e r f u l f a n s t h a t c a n

generate wind speeds of

up to 45 m/s (100mph) .

Rain SimulatorS p e c i f i c q u a n t i t i e s o f

wate r a re de l i ve red v ia

c a l i b r a t e d n o z z l e s a n d

i n j e c t e d i n t o t h e a i r

s t r e a m r e p l i c a t i n g

r a i n f a l l r a t e s u p t o

150mm (6" ) per hour.

Louver Test PanelT h e l o u v e r p a n e l u n d e r

tes t i s secu red i n p lace

a n d s u b j e c t t o a

continuous bombardment

of s t rong wind and ra in .

1 2 3 4

Tried, Tested and Proven -100% Waterproof Louvers in Asia!Arch i tec ts and bu i ld ing des igne rs i n As ia have found the pe r fec t so lu t ion in ba t t l i ng cha l leng ing weathe rcond i t ions - C/S Pe r fo rmance Louve r Sys tems . Trad i t i ona l ' Z ' sec t ion louve rs o f fe r ve ry l im i ted p ro tec t ionaga ins t the ons laught o f wind d r i ven ra in . The cho ice to ca te r fo r e f fec t ra ther than res t r i c t the cause canoften lead to wasted p lant room space, cost ly p lenum chambers and addi t ional dra inage systems that a l l addup to ex t ra expense . A l though these measures may indeed reduce the r i sk o f ra in ente r ing sens i t i ve a reasof a bu i ld ing , fac t i s , they o f ten cos t more to inc lude than a p roper l y des igned per fo rmance louver sys tem.Let 's face i t ; louvers are requi red anyway so why not ensure you choose maximum protect ion at the bu i ld ingfacade?

From Concept to Actual PerformanceThe deve lopment o f an e f fec t i ve sys tem re l ies on years o f exper ience tha t i s then put to the tes t . The C/Sinves tment , i n wha t i s one o f t he wor ld ' s on l y t es t chambers capab le o f t es t i ng to cu r ren t i n te rna t i ona ls tandards , fac i l i ta tes the cont inuous deve lopment o f sys tems to meet any des igner ' s needs . By s imu la t ingwind d r i ven ra in in ex t remely ha rsh weather cond i t ions , the C/S tes t chamber pu ts pe r fo rmance louvers tothe tes t - wi th t remendous success .

3

21

model RS-3105 model RS-7305a+ model LSM+

Airflow Performance






RS-3105 76 75 Sing le B lade Hor i zonta l H idden Mul l ion C C C C C C C DRS-7305a + 152 75 Dual B lade Hor i zonta l H idden Mul l ion A A A B C C C DLSM + 155 75 Tr ip le B lade Hor i zonta l H idden Mul l ion A A A A A A A A


cslouvers Architectural Line (hidden mullion) Range

Cross Section on Elevation



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C/SModel LS

M

C/S Model RS-7305a

C/S Model RS-3105

Alternative front blade profiles

Bull Nose Design

Flat Nose Design

PITCH

DEPTH

BRACE

BLADE

MULLION

PITCH

DEPTH

HEAD

BLADE

SILL

PITCH

DEPTH

JAMB


JAMB

REARVERTICALBLADE

JAMB


JAMB

REARVERTICALBLADE

Experience the performanceand effectiveness of C/S Louvers

T h e ' c o m p l e t e ' d e s i g n o f a n e f f e c t i v e

performance louver system rel ies on achieving

t h e o p t i m u m b a l a n c e o f f u n c t i o n a n d f o r m .

I n t h e c a s e o f p e r f o r m a n c e l o u v e r s , t h e

funct ional components are a i r f low capabi l i ty,

the ab i l i t y to res t r i c t the en t r y o r eg ress o f

c o n t a m i n a n t s e . g . r a i n w a t e r o r n o i s e ,

toge the r w i th the s t ruc tu ra l s tab i l i t y o f the

sys tem. Key fo rm aspects inc lude the ab i l i t y

to shape the l ouve rs t o b lend ha rmon ious l y

wi th the bu i ld ing des ign and the capac i ty o f

the mate r i a l s emp loyed to accep t t he t ypes

of f in ishes requi red. Only when these cr i ter ia

a r e e x p e r t l y m a t c h e d w i t h t h e d e s i g n

requ i rements and p ro jec t budget , i s the best

so lu t ion ach ieved .

Very often, the key design requirement is ra in

de fense o r t he ab i l i t y t o pe rm i t a i r f l ow bu t

rest r i c t o r e l iminate ra inwater f rom enter ing

t h e b u i l d i n g . W h e r e t h e h i g h e s t l e v e l o f

p r o t e c t i o n f r o m r a i n w a t e r e n t r y i s a

p r e r e q u i s i t e o f b u i l d i n g d e s i g n , t e s t i n g t o

i n t e r n a t i o n a l l y r e c o g n i s e d s t a n d a r d s , w i t h

third party accreditat ion, has shown the range

o f f e r e d b y C / S t o b e i n a c l a s s o f i t s o w n .

The fundamenta l pa ramete rs to ach ieve th i s

l e v e l o f p e r f o r m a n c e e x i s t n o t o n l y i n t h e

louver blade profi le and configuration but also

in the con t ro l l ed na tu re by wh ich ra inwate r

i s r e t a i n e d a n d d r a i n e d f r o m t h e l o u v e r

s y s t e m . C a p t u r i n g w a t e r w i t h i n t h e l o u v e r

b lade i s no t enough . Ver t i ca l d ra in channe ls

w i t h i n t h e l o u v e r m u l l i o n s a r e e s s e n t i a l t o

ensure tha t ra inwate r i s no t re in t roduced to

ai r f low but dra ined ef fect ive ly away f rom the

louver pane ls . 2

WIND DRIVEN RAIN

LOUVER HEAD

LOUVER SILL

Desiccatedair enteringthe building

By increasing inletair stream velocityand then turningthe air within thelouvers, rain wateris captured andretained withinthe louversystem

LOUVER HEAD

LOUVER SILL

VERTICAL RAIN CHANNELS

Captured rainwateris channeled to thelouver sill viavertical drainchannels integralto the louvermullions, therebypreventing waterre-entrainment.

Weathering the Weather

Strong winds, heavy ra in , h igh humidi ty and

the scorching sun a l l pose a formidable test

to bui ld ing designers in Asia and around the

world. These elements prove a chal lenge not

on ly to good des ign bu t a l so the du rab i l i t y

a n d m a i n t e n a n c e o f b u i l d i n g s a n d t h e

systems that suppor t them.

T h r o u g h e x t e n s i v e r e s e a r c h a n d

d e v e l o p m e n t , e n g i n e e r i n g a n d r e -

engineer ing , C/S has spec i f ica l ly developed

a wide range of performance louver systems

that can withstand harsh weather condit ions

b u t a t t h e s a m e t i m e a l l o w e f f i c i e n t a i r

movement both into and out of bui ldings. For

over 50 years , C/S has shared our exper t ise

wi th des igners a round the wor ld to ach ieve

the op t imum ba lance o f f unc t i on and fo rm

in louver appl icat ion, whi lst recognis ing the

need to operate within project budgets. This

u n i q u e p a r t n e r s h i p h a s a l l o w e d C / S t o

develop performance louver systems capable

o f be ing ove r 20 t imes more e f fec t i ve than

convent ional louvers (up to 100% ef fect ive )

in keep ing ra inwater out o f bu i ld ings .

1

ANG MO KIO MARKET

SINGAPORE






0 .434 1 Fa i r Exce l lent0 .320 2 Good Very Good0 .282 3 Exce l lent Good

LouversAppliedRS-3105RS-7305a


10

these louver products have proven to be effective in areas where we needed both weather protection and ventilation. We are pleased with the performance of C/S,,

,,

Surbana Consultants - Singaporefrom installation to commissioning on our Ang Mo Kio Market project.

From our experience with C/S Louver products supplied and installed,

C/S Louvers -Form, Accessories & Glossary

Customised EleganceTo m e e t t h e a e s t h e t i c ( f o r m ) n e e d s o f t h e b u i l d i n g d e s i g n e r, l o u v e r s y s t e m s a r e m a t c h e d t o p r o v i d e a

cons is tent ex te rna l appearance whatever the funct iona l requ i rements .

Archi tectural l ine (h idden mul l ion) sys tems prov ide an un inter rupted louver appearance i r respect ive o f

where suppor t mul l ions and per fo rmance modules a re p laced beh ind the f ront louvers .

M u l l i o n l i n e ( v i s i b l e m u l l i o n ) s y s t e m s p r o v i d e a r e g u l a r v e r t i c a l m u l l i o n a p p e a r a n c e , w h e r e t h i s i s

requ i red to match the bu i ld ing facade .

A l though genera l l y supp l ied in square o r rec tangu la r pane ls , va r ia t ions in the shape o f louver pane ls a re

ava i lab le .

Quality and Performance Beyond ExpectationsThe p r i nc ipa l mate r ia l used i n the manufac tu re o f C /S Louve rs i s a r ch i tec tu ra l

s t a n d a r d h i g h g r a d e a l u m i n i u m , d e s i g n e d t o c a t e r t o b o t h t h e s t r u c t u r a l a n d

f i n i s h i n g r e q u i r e m e n t s o f t h e l o u v e r s y s t e m i t s e l f . U n l i k e o t h e r c o m m e r c i a l l y

ava i lab le louve rs , the comple te sys tem i s manufac tu red f rom ex t ruded sec t ions

to ensu re cons i s ten t s i ze , shape and qua l i t y and fac i l i t a te concea led s ta in less

steel fasteners . The louver panels are assembled us ing purpose-designed gaskets

a n d s e a l s t o e n s u r e w a t e r p r o o f i n g a n d e l i m i n a t e t h e u n c e r t a i n t i e s a s s o c i a t e d

wi th gunned sea lant .

Both mul l ion l ine and performance panels are factory assembled to min imise s i te

handl ing and ensure qua l i ty cont ro l . F ront louvers fo r Arch i tectura l l ine systems

are p rov ided cu t to s i ze fo r c l i pp ing to pu rpose des igned louve r c l i ps p re - f i xed

to the louver mul l ions , fo r qu ick and easy s i te assembly.

Aluminium also provides an ideal substrate for commercial ly avai lable architectural f in ishes, f rom anodiz ing

to polyester powder and polyv iny l idene f luor ide (PVDF) coat ings. Al ternat ively, C/S louvers can be provided

in a range o f a l te rnat ive mater ia ls upon request .

C/S i s acc red i ted to ISO 9001 :2000 in As ia to re in fo rce ou r commi tment to p rov ide qua l i t y sys tems tha t

meet customer expectat ions .

Integrated AccessoriesOptional accessories include birdguard, insect mesh and blanking panels which are un- insulated or insulated

to meet p ro jec t requ i rements . Louver doors and access pane ls can be eas i l y in tegra ted wi th in the louver

pane l des ign .

11

Stringent productionprocess in spray-paintingand detailed touch-upsto ensure high qualitystandards.

louver systems performance louver systems performance louver systems performance louver systems performance louver systems

performance louver systems

contents

performance louver systems performance louver systems performance louver systems performance

Weathering the Weather P 01

Beauty in Innovat ion - C/S Louvers P 03

Performance Louver Range P 05Hor izonta l and vert ica l l ine range

> Model A 4080/5> Model RS-4300> Model RS-4600

Mul l ion l ine (v is ib le mul l ion) range> Model RS-3200> Model RS-5300> Model RS-8400

Archi tectura l l ine (h idden mul l ion) range> Model RS-3105> Model RS-7305a> Model LSM

Form, Accessories & Glossary P 11

12

GlossaryTh i s sec t i on p rov ides a g lossa r y and exp lana t i on o f t e rms common ly app l i ed to pe r fo rmance l ouve rsys tems and the i r des ign :

Aerodynamic Coef f ic ient - de te rmined by ac tua l a i r f l ow tes t ing , th i s un i t l ess va lue rep resents theef fec t i veness o f the louver sys tem to pass a i r f rom one s ide to the o ther. Un l i ke f ree a rea %, i t takesdue account of depth and prof i le shape when subjected to var ious a i r ve loc i t ies , to prov ide an accuratevalue that can be used for a i r f low performance analys is . Values are recorded for both in let and exhaust .Typ ica l va lues fo r pe r fo rmance louvers range f rom 0 .1 to 0 .5 , the h igher number be ing more e f fec t i veat a i r passage .

A.M.C.A. - Based in the Un i ted States the A i r Movement Cont ro l Assoc ia t ion p rov ides a methodo logy,tes t s tanda rd and tes t f ac i l i t i e s f o r t he pe r fo rmance tes t i ng o f l ouve rs sub jec ted to w ind and ra in .They a lso operate a cer t i f i ca ted ra t ings sys tem fo r f in ished p roducts .

Blade Pi tch - B lade p i tch is the d imension , usual ly in mi l l imetres (mm) , a t which the ind iv idual b ladesare spaced wi th in the louver pane l .

B.S.R.I .A. - Based in the UK, Bui ld ing Serv ices Research and Informat ion Associat ion is one of Europe'slead ing independent laborator ies fo r the tes t ing and cer t i f i ca t ion o f bu i ld ing serv ices p roducts .

Core Area - The area of the louver pane l minus the louver f raming and f i x ing f langes i s re fer red to asthe core a rea , and i s genera l l y expressed in square met res (m 2) .

Core Velocity - Once core area is determined, the speed at which a i r passes through th is area is knownas core ve loc i ty and i s genera l l y expressed in met res per second (m/s ) .

F a c e A r e a - T h e c o m p l e t e a r e a o f t h e l o u v e r p a n e l i n c l u d i n g l o u v e r f r a m i n g a n d f i x i n g f l a n g e s i sre fe r red to as the face a rea , and i s genera l l y expressed in square met res (m 2) .

Face Veloci ty - Based on the louvers face a rea , the speed at which a i r approaches th is a rea i s knownas face ve loc i ty and i s genera l l y expressed in met res per second (m/s ) .

Framing Factor - Where to ta l louver a rea i s known but spec i f i c pane l s i zes a re not , a f raming fac to ri s app l ied to make a l lowance fo r the e f fec t o f louver f raming in the a i r f low ca lcu la t ions .

Free Area - The min imum area th rough which a i r can pass i s re fe r red to as the f ree a rea and usua l l yexp ressed as a pe rcen tage o f the to ta l l ouve r s i ze . A l though gene ra l l y used as a ' r u le o f thumb ' fo rlouver s i z ing , i t does not prov ide an accurate assessment of louver per formance, as i t takes no accountfo r the e f fec ts o f pane l depth , conf igurat ion and b lade p ro f i le on a i r f low per fo rmance .

H.E.V.A.C. - Based in the UK, the Heat ing , Vent i la t ion and Ai r Condi t ion ing Manufacturers Assoc iat ionprov ides a methodo logy and tes t s tandard fo r the pe r fo rmance tes t ing o f louvers sub jec t to wind andra in .

Pressure Drop - Based on f low, aerodynamic coef f ic ient and spec i f i c dens i ty o f a i r, the p ressure d ropi s r e s i s t a n c e t o f l o w i n c u r r e d w h e n a i r m o v e s f r o m o n e s i d e o f t h e l o u v e r t o t h e o t h e r. G e n e r a l l yexpressed in pasca ls (Pa ) .

Volumetr ic F low Rate - The spec i f i c f l ow ra te requ i red to pass th rough the l ouve r sys tem ( i n le t o rexhaust ) to p rov ide the cor rect supp ly and exhaust a i r requ i rements to the bu i ld ings mechanica l p lant ,i s re fe r red to as the vo lumet r i c a i r f low and genera l l y expressed in cub ic met res per second (m 3/s ) .

Typical Architectural Line(Hidden Mullion) Louver

Typical Mullion Line(Visible Mullion) Louver

cslouversPerformance Louver Systems

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Construction Specialties (Shanghai) Ltd


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Construction Specialties (Singapore) Pte Ltd


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Conspec International(Hong Kong) Ltd


Conspec (Thailand) Limited


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At time of printing, the information contained in this brochure is correct. C/S reserves the right to make amendments or changes in line with product development.

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