How To Install Batt Insulation In Attic

Cut the insulation roll or batt to fit the length of the framing cavity if necessary.

How to install batt insulation in attic.

Calculate how much you need. Lay the batts perpendicular to the joists so they do not compress the insulation below. 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. Place the insulation with the facing side down on a piece of scrap plywood.

3 have a friend add material to the hopper. You ll need this figure to. Choose your insulation type. Set a t square or metal straightedge over the insulation and press it down firmly.

Check pipes and vents. How to install owens corning fiberglass batt insulation in the ceiling. Block all vents in the attic floor with baffles making sure to extend the baffles at least four inches above the planned thickness of your insulation. Typically this is done either by placing batt or roll insulation in between the ceiling joists or by using a blower to blow loose fill insulatio n in between the joists.

Measure the depth of the existing insulation between the ceiling joists in the. The basic installation steps are the same for walls ceilings floors and roofs in wood frame houses. Make sure you use an unfaced batt one without a paper or foil layer so the insulation does not trap moisture in the ceiling. To view the next video in this series click here.

Before installing determine the insulation material best suited for your home. If there is already insulation between the joists increase the r value by installing unfaced roll insulation right on top.