Being Small House
Project Team
Architecture & Passive House Design Architype Ltd - architype.co.nz
Builder Willowview Building Ltd
Certifier Sustainable Engineering Ltd– sustainableengineering.co.nz
Passive House Metrics
- Heating Demand18.9kWh/m2/year
- Heating Load10.5 W/m2
- TFA61.5m2
- Form Factor4.5
- Air leakage @ 50Pa0.3 ACH/hour
- PER demand50.1kWh/m2/year
Passive House Database - TBA
Construction Details Average Values
- U-value External Walls 0.16 W/(m2K)(R6.34)
- 140mm Timber Framing @600crs/ Plywood bracing and air control / 90mm Service Cavity
- U-value Floor0.11W/(m2K)(R9.1)
- Subfloor / 290mm joists @ 600crs with R2.8 batts+R4.3 batts+R1.9EPS Some areas additional R1.8XPS
- U-value Roof 0.11W/(m2K)(R9.20)
- 300mm I-joist with R2.8+R2.8+R4.3 PinkBatts Wall Insulation
- U-value Glass0.56 W/(m2K)(R1.80)
- Thermadura Climaguard (4:/20/4/20/:4) and Silverstar (6:/18/6/18/:6)
- U-Windows0.9 W/(m2K)(R1.1)
- Thermadura Designline
- Ventilation Efficiency91%
- Zehnder Group Zwolle B.V. - ComfoAir200. ComfoD250. WHR920