Dense-blown cellulose / Guides

Dense-packed cellulose wall insulation
Wall assemblies - new construction

Dense-packed cellulose insulation wall systems

...cellulose insulation installation in progress: The biggest weakness for dense-blown cellulose is the lack of understanding of its qualities and effectiveness. For example Ontario Building Code has only a short section stating that dense-blown cellulose meets code, Section 9.25.2.2, but offers very few details or fu...

Passive House in Quebec
Passive House

The Passive-Aggressive House - Our History of a Passivhaus Build

...cellulose insulation – basically plant fibers resembling shredded newspaper, one of the oldest and safest insulating materials around – still the fear of doing something “different” resurfaced in remembering Chantelle. So I began to empathize with builders who had an aversion to new techniques. Mistakes can happen in a...

Building a Passive House that's LEED Certified too - an Owner's Tale
Passive House

An owner/builder's account of building a Passive House

...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 acts as our v...