Milton Road Passivhaus Auckland

    House Profile

Project Team

Architecture & Passive House Design Context Architects - context.nz
Builder Helicon Construction - helicon.co.nz

Certifier Sustainable Engineering Ltd – sustainableengineering.co.nz

Passive House Metrics

  • Heating Demand14.0 kWh/m2/year
  • Heating Load9.8 W/m2 
  • TFA214m2
  • Form Factor3.4
  • Air leakage @ 50Pa0.4 ACH/hour
  • PER demand67.6kWh/m2/year

Passive House Database - TBA

Construction Details Average Values

  • U-value External Walls0.20 W/(m2K)(R4.96)
  • Formance 165mm SIP with 45mm service cavity insulated with R1.3 Autex batts
  • U-value Floor0.24W/(m2K)(R4.2)
  • Concrete slab with 140mm EPS insulation
  • U-value Roof 0.16W/(m2K)(R6.1)
  • Formance 215mm SIP with service cavity
  • U-value Glass0.69 W/(m2K)(R1.6)
  • Imported high performance triple glazing
  • U-Windows1.2 W/(m2K)(R0.8)
  • Döpfner Standard IV68 (Alu clad timber frames)
  • Ventilation Efficiency 83%
  • Wolf CWL-2-400