How To Insulate Attic Space

Start by installing temporary lighting such as clip lights and laying a few sturdy boards along the joists to create a walkway.

How to insulate attic space.

The average home needs up to 19 inches of fiberglass insulation in the attic for maximum energy efficiency. Move across the attic until you ve hit your desired height at every point. To cut blanket style insulation place the product over a piece of plywood with its paper or foil side down. See do it yourself spray foam insulation and how to caulk.

Pay attention to areas where plumbing ductwork or wiring enter the space. To install insulation. If the air distribution is in the attic space then consider insulating the rafters to move the distribution into the conditioned space. Installing a vapor barrier.

Blow in insulation until the hopper is empty. 1a attic access door 2. How to insulate an unfinished attic preparing an attic for insulation. In unfinished attic spaces insulate between and over the floor joists to seal off living spaces below.

This old house general contractor tom silva and host kevin o connor demonstrate the proper way to insulate an attic. Then pivot in place and do the same thing to the other side. Lay a two by four on top temporarily compressing the insulation to a manageable. If the space requires additional insulation an easy fix is to place insulation batts or rolls in the attic s floor joists on top of any existing insulation.

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 the center areas hold the hose level and blow in insulation evenly until you ve reached your level lines photo 6. Batts and blankets insulation often comes with a vapor retardant facing and some varieties. Seal gaps that allow unconditioned air into the space you re insulating.

Place planks 1 by 6 or 1 by 8 or plywood sheaths across floor joists to improve. More insulation installation tricks and tips work from the perimeter of the attic toward the door or hatch so that you don t trample all over the insulation you just.