Which Way To Install Attic 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.

Which way to install attic insulation.

The pros often use spray foam insulation or blow shredded insulation. The facing on kraft faced insulation is made of kraft paper with an asphalt coating that makes the paper impermeable to water vapor. Once you ve decided which type is best for you examine the material options and prices to home in on the right product. I live in illinois and it gets cold in the winter.

Using a straightedge as a guide make your. I need to install new insulation which way is the paper should face. There are many different ways to install insulation. When rolling the insulation cut it to length using a utility knife.

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. Commonly used for diy projects they work well in open spaces like attic floors. So i am not sure which way to install the new insulation. Batt and roll insulation also called blanket insulation are designed to fit between joists and wall stud cavities.

To install insulation batts and blankets. Both can be added to uninsulated attics or layered over existing material. Begin laying in the insulation starting at an area farthest from the attic access image 1. The purpose of insulation facing.

For diy attic insulation you ve got two choices. 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. We used batt insulation for our project. Attic insulation is installed in the floor of the attic so you ll need to do a few things to make the process straightforward.

For this reason faced insulation is typically installed on the. I have install new insulation becasue of a valve leak got the old stuff wet. If installing fiberglass mats start by laying the mats at the furthest point from the attic access. Lay the batts across the ceiling joists covering the existing insulation.

Start by installing temporary lighting such as clip lights and laying a few sturdy boards along the joists to create a walkway. But the inspection report says that the attic. In this video this old house general contractor tom silva and host kevin o connor explain how to insulate an attic. Chris august 17 2012 at 5 13 am.

If you re installing additional insulation in an attic that s already insulated use unfaced insulation that doesn t have a vapor barrier. While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic. Loose fill or batt the common term for blanket insulation. If using insulation with a vapor retardant facing install the material with the vapor retardant side down.