Which Way To Install Attic Insulation

So i am not sure which way to install the new insulation.

Which way to install attic insulation.

You can find out more in our articles on how to apply a vapor barrier to attic insulation and which way to face insulation. If installing fiberglass mats start by laying the mats at the furthest point from the attic access. Loose fill or batt the common term for blanket insulation. Batt and roll insulation also called blanket insulation are designed to fit between joists and wall stud cavities.

Attic insulation is installed in the floor of the attic so you ll need to do a few things to make the process straightforward. Chris august 17 2012 at 5 13 am. If using insulation with a vapor retardant facing install the material with the vapor retardant side down. While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic.

If you re installing additional insulation in an attic that s already insulated use unfaced insulation that doesn t have a vapor barrier. The paper creates a vapor barrier that helps keep the water vapor in the warm moist heated indoor air from migrating outward into the wall or other structure. In this video this old house general contractor tom silva and host kevin o connor explain how to insulate an attic. The pros often use spray foam insulation or blow shredded insulation.

When you reach the end of a line pull the insulation back slightly then place it on a joist so there is a solid surface to cut on. I have install new insulation becasue of a valve leak got the old stuff wet. The facing on kraft faced insulation is made of kraft paper with an asphalt coating that makes the paper impermeable to water vapor. But the inspection report says that the attic.

For this reason faced insulation is typically installed on the. The purpose of insulation facing. We used batt insulation for our project. For diy attic insulation you ve got two choices.

I live in illinois and it gets cold in the winter. Begin at a wall and work toward the center of the attic floor or the entryway carefully placing insulation between joists and ensuring a snug fit. I need to install new insulation which way is the paper should face. Begin laying in the insulation starting at an area farthest from the attic access image 1.

Both can be added to uninsulated attics or layered over existing material. When rolling the insulation cut it to length using a utility knife. To install insulation batts and blankets. Using a straightedge as a guide make your.

Start by installing temporary lighting such as clip lights and laying a few sturdy boards along the joists to create a walkway. If installing shredded insulation fill the attic space at least 15 inches high with insulation. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. There are many different ways to install insulation.