Mangawara Residence New Plymouth

   House Profile

Project Team

Architecture & Passive House Design eHaus - ehaus.co.nz
Mechanical Design eHaus - ehaus.co.nz
Certifier Sustainable Engineering Ltd – sustainableengineering.co.nz

Passive House Metrics

  • Heating Demand15.3kWh/m2/year
  • Heating Load10.6W/m2
  • Frequency of Overheating0.1%
  • TFA138.4m2
  • Form Factor3.6
  • Air leakage @ 50Pa0.5 ACH/hour
  • PER demand49.8kWh/m2/year

Passive House Database - TBD

Construction Details Average Values

  • U-value External Walls 0.21 W/(m2K)(R4.7)
  • 140mm insulated timber wall with insulated 45mm service cavity
  • U-value Floor0.18 W/(m2K)(R5.5)
  • Concrete slab with 200mm continuous EPS
  • U-value Roof 0.12 W/(m2K)(R8.4)
  • 3 layers of 240mm R4 ceiling blanket in truss roof
  • U-value Glass1.10 W/(m2K)(R0.9)
  • Energate double (4/18/:4 90% Ar)
  • U-Windows1.4 W/(m2K)(R0.7)
  • Energate 763 uPVC
  • Ventilation Efficiency 88%
  • Zehnder  - ComfoAir Q350 HRV

Read more about this project in this feature by Stuff.