• Langley Passive House Part 1 - In Progress
  • Langley Passive House Part 1 - In Progress

The Langley Passive house is a 'split-insulated' wall assembley pioneered by RDH Building Engineering for the BC climate. This strategy is described in the Building Enclosure Design Guide (HPO 2011) and Guide for Designing Energy Efficiency Building Enclosures (FPInnovations 2013) both by RDH. The wall design borrows from the North Shore Passive House in construction by the Econ Group (http://www.econgroup.ca/north-shore-passive-house/) and progress photos of the North Shore home are available at http://www.econgroup.ca/north-shore-passive-house/. The schematic roof - wall - foundation diagram shows the component parts for the Langley Passive house. The wall assembley consists of a 2x4 structural and service wall with a plywood vapour barrier at the exterior. An air barrier is taped to the rigid plywood backing. Two layers of rigid roxul provide exterior and continuous exterior insula ...

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