Secret Squirrel 0422

Project Team

Certifier Sustainable Engineering Ltd – sustainableengineering.co.nz

Passive House Metrics

  • Heating Demand24.7 kWh/m2/year
  • Heating Load11.5 W/m2 
  • TFA213.6m2
  • Form Factor3.3
  • Air leakage @ 50Pa0.9 ACH/hour
  • PER demand55.1kWh/m2/year

Passive House Database - TBA

Construction Details Average Values

  • U-value External Walls 0.21 W/(m2K)(R4.7)
  • 142mm Tek Panels
  • U-value Floor0.22W/(m2K)(R4.5)
  • Concrete Slab with 150mm EPS insulation
  • U-value Roof 0.17W/(m2K)(R5.9)
  • Truss Roof with 315mm TerraLana insulation
  • U-value Glass0.52 W/(m2K)(R1.9)
  • ClimaGuard Premium2 (en=3%) (4:/20/4/20/:4 90% Ar)
  • U-Windows0.9 W/(m2K)(R1.1)
  • Thermadura Natureline 90
  • Ventilation Efficiency 87%
  • ComfoAir Q350 - Standard Heat Exchanger