Huia House Dunedin

House Profile
Project Team
Architecture & Passive House Design Architype - architype.co.nz
Engineering Services The Engineering Company Ltd (“Engco”) - engco.co.nz
Builder WD Homes - wdhomes.co.nz
Certifier Sustainable Engineering Ltd – sustainableengineering.co.nz
Passive House Metrics
- Heating Demand19.8 kWh/m2/year
- Heating Load9.4 W/m2
- TFA146.9m2
- Form Factor3.7
- Air leakage @ 50Pa0.2 ACH/hour
- PER demand42.1kWh/m2/year
Passive House Database - TBD
Construction Details Average Values
- U-value External Walls 0.18 W/(m2K)(R5.44)
- 140mm timber framed walls with Pink Batts R4.0 batts, Intello air control layer, 90mm service cavity Pink Batts R2.8 batts
- U-value Floor0.16W/(m2K)(R6.3)
- Suspended timber floor with two layers of Pink Batts R2.8 batts and 60mm Expol black.
- U-value Roof 0.13W/(m2K)(R7.74)
- Timber truss and skillion roofs with three layers of R2.8 Pink Batts
- U-value Glass0.55 W/(m2K)(R1.82)
- PlaniTherm XN (4:/18/4/18/:4 90% Ar)
- U-Windows 0.9 W/(m2K)(R1.1)
- Gealan S9000 UPVC windows
- Ventilation Efficiency 88%
- Zehnder Group Nederland B.V. - ComfoAir Q350 HRV, Comfort Vent Q350 HRV