#UKPHC18

PRESENTATION BY

ADAM CLARKFOUNDING DIRECTOR

HALLIDAY CLARK ARCHITECTS

LEYBURN PASSIVHAUS

WHO WE ARE

Award winning Halliday Clark Architects was established25 years ago in Bradford, West Yorkshire and from ournew offices in Ilkley, work around the country on a vastrange of project types and sizes from £70m to £150,000.

WHO AM I?

I am Adam Clark, co-founder of the practice and based in our Ilkley office.Throughout my career, I have been heavily involved in housing design and its various forms:-

• Social and Affordable Housing• Private housing developments• Student Accommodation• Individual Houses

I have over 30 years experience as a RIBA chartered Architect, I am a former non-executive director of the EcologyBuilding Society and a fellow of the Royal Society of Arts.

The Walks, Flintshire

Affordable Housing Schemes

Tetley Halls Phase 1 Cheltenham Avenue

Private Housing Schemes

Mill Street

Student Accommodation Schemes

Carlton Hill

Individual Houses

CASE STUDY

LEYBURN PASSIVHAUS

SOME FACTS

• The world’s first straw bale Passivhaus Plus dwelling

• Floor Area 145m²

• Location Leyburn, North Yorkshire

• Owners Ruth Barnett &Peter Richardson (Self Build)

• Completion Date January 2017

• Air Tightness 0.30 ACH (at 50 Pascals)

• EPC A 103

PLANNING

• Timescale 3 Years

• Conservation Area

• 3 Applications and an Appeal

• Approval Date April 2014

• Conditions included: Passivhaus Accreditation

TEAMARCHITECT Halliday Clark ArchitectsSTRUCTURAL ENGINEER Buro HappoldPASSIVHAUS ASSESSOR EcowinCONTRACTOR Client (Self Build)

FORM OF CONSTRUCTIONFLOORS:1.4m strip concrete foundations with recycled aggregate. 500mm Foamit crushedglass, followed above by 50mm Foamglas slab; 250mm Limecrete with glass fibres;100mm Thermafleece Ultrawool, finished above with reclaimed maple flooring.U-value: 0.082 W/m²K.

WALLS:Lime render externally on 40mm fibreboard, followed inside by ventilated cavity, pro-clima DB+ breathable membrane, timber frame filled with 405mm straw; pro climaIntello membrane; 60mm fibreboard; 20mm lime plaster internally.U-value: 0.087 W/m²K.

ROOF:Solar PV array on liner tray system to south façade and natural slate to the north,followed inside by ventilated cavity, Nilvent breathable roofing felt, followed inside by18mm OSB, 300mm Thermafleece Ultrawool insulation, 18mm ply, pro clima Intellomembrane, 60mm fibreboard, 20mm lime plaster.U-value: 0.092 W/m²K.

WINDOWS:Gaulhofer Fusionline 108 triple glazed aluminium-clad larch windows, with argon filling.U-value: 0.72 W/m²K.

CONSTRUCTION PHASE

CONSTRUCTION PHASE

CONSTRUCTION PHASE

CONSTRUCTION PHASE

CONSTRUCTION PHASE

CONSTRUCTION PHASE

CONSTRUCTION PHASE

HEATING & VENTILATION

HEATING SYSTEM:Burley Springdale 3KW wood burner with 88.9% efficiency, 3 JSSCinder x 70W electric towel rails. Immersun diverting otherwiseunused electricity from solar PV array to the 125L hot watercylinder, before sending the remaining excess electricity to thegrid.

VENTILATION:Paul Novus 300 MVHR. PHI certified heat recovery efficiency rate of94.4%..

ELECTRICITY:29 x 200W Trienergia solar PV panels totalling 5.8kW, generating83 kWh/m².

SOLAR SHADING:Gaulhofer mechanical external blinds retractable and tilt function.

THE END RESULT

IN MEMORY OF

THOMAS FROEHLICH - 2018

THANK YOU