Detailed Instructions for Installing Insulation on Attic Roof Rafters Source: owenscorning.com Step 1: Start at the Eaves Begin insulating at the eaves and work your way up. Place the insulation between the rafters with the vapor barrier facing the living space. Step 2: Secure with Staples Us...
plastic fibers, mineral wool or fiberglass. Fiberglass is the most common option for attic insulation and may come precut to fit typical attic trusses and rafters. Blanket insulation may also have an air and vapor barrier on one
Attic Vapor retarders Pass 1.Installed correctlyFail 1.Barrier towards coldside 2.Barrier not slashedprior to insulating over it 3.Barrier not continuousAttic Venting Pass 1.Allows air to passthough vent without obstructionsFail 1.Vent cut in rafter orwall stud 2.Vent leaks 3.Improper venting ...