Dunlop Hub Wanaka

Project Team

Architecture Pac Studio Ltd - pacstudio.nz

Passive House Design VIA architecture Ltd - via-architecture.net
Builder Dunlop Builders - dunlopbuilders.co.nz

Certifier Sustainable Engineering Ltd – sustainableengineering.co.nz

Passive House Metrics

• Heating Demand13.8 kWh/m²/year
• Heating Load11.5 W/m² 
• TFA147m²
• Form Factor4.1
• Air leakage @ 50Pa0.4 ACH/hour
• PER demand47.8kWh/m²/year

Passive House Database - TBA

Construction Details Average Values

• U-value External Walls0.17 W/(m²K)(R6.03)
• 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 0.12W/(m²K)(R8.03)
• Formance 215mm SIP with service cavity
• U-value Glass0.55 W/(m²K)(R1.8)
• Imported high performance triple glazing
• U-Windows0.8 W/(m²K)(R1.2)
• Döpfner Standard IV68 (Alu clad timber frames)
• Ventilation Efficiency 74%
• Stiebel Eltron GmbH & Co. KG - LWZ 280 (Balance)