Passive House
An owner/builder's account of building a Passive House
...dense-pack cellulose insulation. A 1-1/2” service cavity inside is capped with drywall, while the exterior is sheathed with 1-1/2” fibreboard, double furring and vertical hemlock siding for a total of R-69. The roof’s raised-heel trusses are filled with 30” of dense-pack cellulose (R-100). An “intelligent” membrane act...