Putting Fiberglass Batts In Attic

Lay the batts across the ceiling joists covering the existing insulation.

Putting fiberglass batts in attic.

Batt insulation is available at home centers and lumberyards. 1 the interior walls on the backsides of these attic walls are warmer to the touch than other walls in the room. If there is already insulation between the joists increase the r value by installing unfaced roll insulation right on top. Whether using loose fill or batts put the vapor barrier closest to the warm side of your installation where hot moist air would get in facing the house s interior in cold climates beneath floor insulation and the attic s interior in hot climates on top of floor insulation.

It needs to be unfaced. Rather than being a bully like guardian did to me a couple of years ago they commented on the article and asked for a dialogue on how to get better installation in the. When it comes to insulating your attic there are really only two types of insulation worth considering fiberglass batts or blown in insulation. Continue laying down the insulation making sure the batts are pressed tightly together at all edge and end joints.

You can add loose fill on top of fiberglass batts or blankets and vice versa. If you use fiberglass over loose fill make sure the fiberglass batt has no paper or foil backing. Batt insulation take time to read this column. Before choosing blown vs.

Insulate your attic with fiberglass batts. These walls are of 2x4 construction with vertical unfaced fiberglass batts held in place with a thin mesh. Attic insulation is accomplished with either fiberglass blankets batt or blown in insulation. In this video we ll talk about how to insulate an attic with pre cut fiberglass batts and rolls along with all the tools and precautions you ll need along the way.

At the perimeter of the attic lay the. Speaking of fiberglass batt insulation carl seville a k a. The green curmudgeon wrote another article on poorly installed batts recently with photos of knauf fiberglass. 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.

While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic. Air migrates from warmer spaces toward colder spaces and insulation is designed to help prevent or at least slow that migration. Blown in insulation requires a professional. This includes information on how to work around existing insulation or what materials you ll need to start from scratch to ensure moisture stays out of your attic.

When adding additional insulation you do not have to use the same type of insulation that currently exists in your attic.