Clulow House Wanaka

   House Profile

Project Team

Architecture Tony Mcmurray Architectural Design
Passive House Design VIA architecture Ltd - via-architecture.net
Builder Davidson Building Ltd
Certifier  Sustainable Engineering Ltd – sustainableengineering.co.nz

Passive House Metrics

  • Heating Demand27.9 kWh/m2/year
  • Heating Load16.3 W/m2 
  • TFA170.9m2
  • Form Factor3.9
  • Air leakage @ 50Pa0.9 ACH/hour
  • PER demand48.9kWh/m2/year

Passive House Database - TBA

Construction Details Average Values

  • U-value External Walls 0.21 W/(m2K)(R4.84)
  • 140mm framing with 45mm services cavity
  • U-value Floor0.11W/(m2K)(R8.79)
  • MaxRaft slab
  • U-value Roof 0.10W/(m2K)(R9.60)
  • 300 HyJoist skillion roof with 90mm services cavity / Trussed roof with 90mm insulation in services cavity
  • U-value Glass0.52 W/(m2K)(R1.92)
  • Silverstar EN2plus (4:/20/4/20/:4)
  • U-Windows0.9 W/(m2K)(R1.1)
  • Thermadura DesignLine
  • Ventilation Efficiency 81%
  • Stiebel Eltron GmbH & Co. KG - LWZ 280 (Balance)