Insulation Between Narrow Attic Joists

Designed for easy handling and use between framing such as studs and joists making it among the best insulation for walls.

Insulation between narrow attic joists.

In unfinished attic spaces insulate between and over the floor joists to seal off living spaces below. These are pre cut sections of insulation that are usually fiberglass although cellulose mineral wool natural fibers and plastic versions are also available. Run the unfaced strips perpendicular to the. How to install batten insulation when the studs are wider than 16 inches.

If you re insulating framed walls make sure the insulation is the correct thickness for your wall studs. Look for water stains on the roof sheathing or damp or moldy spots on attic joists and existing insulation as a clue to where leaks might be. Uniform stud spacing is a mainstay of today s construction practices because it allows builders to use wallboard. If your attic floor has no insulation install faced batts or faced rolls between each joist with the moisture barrier facing down against the drywall or plaster ceiling below.

Best for unfinished walls floors and ceilings. If there is already insulation between the joists increase the r value by installing unfaced roll insulation right on top. If the air distribution is in the attic space then consider insulating the rafters to move the distribution into the conditioned space. 1a attic access door.