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Producers of certified passive house
windows were invited to make an offer for the windows of a single
family home.
41 windows took part in the catego-
ries timber, timber-alu, alu and vinyl.
These offers were compared to each
other and to a “standard window”
according to German legal standard.
THE RESULT: Passive house windows are
profitable for building owners.
THE CHALLANGE
COMPONENT AWARD 2014
Photos: passivhaus-eco®
Hersteller zertifizierter Passivhaus-
Fenster waren eingeladen, ein Ange-bot für die Fenster eines Einfamilien-
hauses zu machen.
41 Fenster nahmen in den Katego-
rien Holz, Holz-Alu, Alu und PVC teil.
Die Angebote wurden untereinander
und mit einem “Standard-Fenster”
nach EnEV verglichen.
DAS ERGEBNIS:Passivhaus-Fenster sind
profitabel für Bauherren.
Living area: 155 m²Heating demand: 14 kWh/(m²a)PE-demand: 61 kWh/(m²a)Airtightness (n50): 0,2 1/hArchitects: passivhaus-eco
THE REFERENCE BUILDING
COMPONENT AWARD 2014
Photos: passivhaus-eco®
www.passivhausprojekte.de: ID 1200
REFERENCE WINDOWS
The competing windows were
compared to a “standard window” according to German legal standard
EnEV:
Die teilnehmenden Fenster wurden
untereinander und mit einem “Standard-Fenster” nach EnEV
verglichen.
Standard window I Standard-Fenster
Glazing I Glas: Double, lowE coated I 2-fach WärmeschutzUg: 1.2 W/(m²K), g: 0.60Uw, installed : 1,3 W/(m²K) (for a window size 1.23*1.48 m)
Prices (installed window, incl. VAT) I Preise (eingebautes Fenster inkl. MwSt)
Timber I Holz: 387 €/m²Timber-Aluminum I Holz-Alu: 449 €/m²PVC: 298 €/m²Aluminum I Aluminium: 449 €/m²
WINNERS: Timber-Aluminum (18 participants)
Prize , CompanyProductPrice [€/m²inst.w]
LCC savings [%]
Oil savings [l/m²]
1 Lorber I pro PHf.smartwin compact
451
24%
288
Price: Investment costs for reference building [€/m² ins. Window]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)
1 Bieber I OPTIWINFUTURA
450
22%
246
2 Freisinger I OPTIWINAlu2Holz
452
20%
214
Photo: passivhaus-eco®
THE WINNERS: Timber (6 participants)
1 M SORANATURA OPTIMO XLT
384
23%
228
Price: Investment costs for ref. building [€/m² inst. window incl. VAT]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)
1 Pfeffer FensterRPS396
22%
222
2 Freisinger I OPTIWINHolz2Holz
452
13%
201
Photo: passivhaus-eco®
Prize , CompanyProductPrice [€/m²inst.w]
LCC savings [%]
Oil savings [l/m²]
THE WINNERS: Aluminum (3 participants)
1 RAICOFRAME 90 WI
492
14%
185
Price: Investment costs for ref. building [€/m² inst. window incl. VAT]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)
1 PURALeco90540
12%
230
Photo: passivhaus-eco®
Prize , CompanyProductPrice [€/m²inst.w]
LCC savings [%]
Oil savings [l/m²]
THE WINNERS: PVC (3 participants)
1 HilzingerVADB 550
224
37%
257
Price: Investment costs for ref. building [€/m² inst. window incl. VAT]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)
Photo: passivhaus-eco®
Prize , CompanyProductPrice [€/m²inst.w]
LCC savings [%]
Oil savings [l/m²]
SPECIAL PRIZES
Price: Investment costs for ref. building [€/m² inst. window incl. VAT]. Life-Cycle Cost savings: compared to ref. case [%]. Oil savings: per m² window compared to ref. window (life-cycle 40 a)
Glazing, WiegandDWplus
543
12%
237
U-value, PazenENERsign arctis*
599
8%
276
Photo: passivhaus-eco®
Prize , CompanyProductPrice [€/m²inst.w]
LCC savings [%]
Oil savings [l/m²]
Passive house windows are profitable for buildiung owners
RESULTS: Savings to reference
Passivhaus-Fenster sind profitabel für Bauherren
-15%
-10%
-5%
0%
5%
10%
15%
20%
25%
30%
35%
40%
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
Hilzinger VADB 550: 1st Prize PVC
Lorber I pro Passivhausfenster smartwin compact: 1st Prize Timber-Alu
M Sora NATURA OPTIMO XLT: 1st Prize Timber
Pfeffer Fenster RPS: 1st Prize Timber
Freisinger I OPTIWIN Holz2Holz: 2nd Prize Timber
Bieber I OPTIWIN Futura: 1st Prize Timber-Alu
Freisinger I OPTIWIN Alu2Holz: 2nd Prize Timber-Alu
RAICO FRAME 90 WI: 1st Prize Aluminium
Pural eco90: 1st Prize Aluminium
Wiegand DWplus: Special prize Glazing
Pazen ENERsign arctis*: Special prize lowest heat losses
Av. saving (life-cycle): 13% = 4750 €. Av. invest (inst. window): 492 €/m²
PVC Timber-Alu Timber Aluminium Special Prize
Saving I Einsparung : ~ 160 €/a (12,5%)
RESULTS: Profits right from the start!
Standard window*Standardfenster
Passive House Window**Passivhausfenster
InvestmentInvestition
Annual rateJährliche Rate
~ 16.900 €
CreditKredit
2% real interest, 20 years
~ 1.030 €/a
Energy costsEnergiekosten
~ 250 €/a
~ 18.250 €
~ 1.120 €/a
~ 3 €/a
SumSumme ~ 1.280 €/a ~ 1.123 €/a
After 20 years I Nach 20 Jahren : 250 € - 3 € = 247 € (99%)
* Average over the standard windows of all categories.** Average over all winners exepted special prices.
-100
0
100
200
300
400
500
600
700
PV
C R
efer
ence
VA
DB
550
+
Ti-A
l R
efer
ence
smar
twin
co
mpa
ct
FU
TUR
A
Alu
2Ho
lz
Tim
ber
Ref
eren
ce
NA
TUR
A
OP
TIM
O
XLT
Pfe
ffer
RP
S
Hol
z2H
olz
Alu
min
um
R
efer
ence
RA
ICO
Fra
me
90 W
I
Pur
al e
co90
€/m
² w
indo
w
Investment (installed window) Energy costs (life-cycle, present value)
PVC Timber-Aluminum Timber Aluminum
Investment and energy costs I Investitions- und EnergiekostenNo energy costs for passive house windows I Keine Energiekosten für Passivhausfenster
RESULTS: The winners
RESULTS: The winners – CO 2 savings
0
100
200
300
400
500
600
700
800
VA
DB
550
+
smar
twin
com
pact
FU
TUR
A
Alu
2Ho
lz
NA
TUR
AO
PTI
MO
X
LT
Pfe
ffer
RP
S
Hol
z2H
olz
RA
ICO
Fra
me
90 W
I
Pur
al e
co90
kg C
O2-
eq/m
² w
indo
w
CO2-sayings rel. to ref. window [kg CO2-eq/m²window] (40a, natural gas)PVC
Timber- Aluminum Timber Aluminum
RESULTS: The winners – fuel savings
0
50
100
150
200
250
300
350
VA
DB
550
+
smar
twin
com
pact
FU
TUR
A
Alu
2Ho
lz
NA
TUR
AO
PTI
MO
X
LT
Pfe
ffer
RP
S
Hol
z2H
olz
RA
ICO
Fra
me
90 W
I
Pur
al e
co90
oil s
avin
g [li
ter
per
m²
win
dow
] (li
fe c
ycle
)
liter oil saving rel. to ref. window [l/m²window] (life cycle, 40a)PVCTimber-
Aluminum
Timber Aluminum
Vielen Dank für Ihre
Aufmerksamkeit
Passivhaus-Fenster: Komfort, Kosteneffizienz, Klimasc hutzPH windows: comfort, profit, environmental protecti on
Komfort
Kosten
The sole responsibility for the content of this presentation lies with the authors. It does not necessarily reflect the opinion of the European Union. Neither the EACI nor the European Commission are responsible for any use that may be made of the information contained therein.