Hamilton Kaminski House Tarras

    House Profile

Project Team

Architecture & Passive House Design Rafe Maclean Architects - rafemaclean.co.nz
Structural Engineer BMC
Builder Dunlop Builders Ltd - dunlopbuilders.co.nz
Certifier Sustainable Engineering Ltd – sustainableengineering.co.nz

Passive House Metrics

  • Heating Demand15.2kWh/m2/year
  • Heating Load12.7 W/m2 
  • TFA246.3m2
  • Form Factor3.7
  • Air leakage @ 50Pa0.4 ACH/hour
  • PER demand27.6kWh/m2/year

Passive House Database - TBA

Construction Details Average Values

  • U-value External Walls 0.19 W/(m2K)(R5.3)
  • 190mm timber framed wall, insulated with Terra Lana insulation, Intello air control layer and insulated service cavity of varying size
  • U-value Floor0.16W/(m2K)(R6.34)
  • Concrete slab with 100mm EPS insulation beneath and 90mm XPS on top
  • U-value Roof 0.13W/(m2K)(R7.67)
  • Timber skillion roof with 300mm Terra Lana batts, Intello air control layer, and partially insulated service cavity
  • U-value Glass0.54 W/(m2K)(R1.85)
  • Metro Low E Triple Glazing
  • U-Windows0.8 W/(m2K)(R1.2)
  • ThermaDura aluminium clad timber curtain wall
  • Ventilation Efficiency 82%
  • Zehnder ComfoAir Q450 HRV