Diy blown in insulation walls. Removing the wallcovering to insulate the wall cavity just isnt cost effective. Blown in dry cellulose insulation is commonly used in this area of the home. Insulation in house exterior walls is one of the primary defenses against heat and energy loss.
Blown in insulation overview. Personally for filling walls with blown in insulation i prefer cellulose. We hired out the work to be done but this video serves as a guide to how to do it your self.
Professional injection foam installation is best but several manufacturers offer moderately expensive do it yourself kits. A how to on installing certainteeds optima blown in fiber glass insulation into interior and sidewall applications including application techniques and quality control. If you need to add insulation in your attic save big by blowing in cellulose insulation yourself.
You can do it yourself for about 500. This is a project the average do it yourself person can do. Dry cellulose insulation is made from recycled shredded newspaper which has been chemically treated to be fire resistant.
From blown in insulation to foam these are the best ways to insulate closed walls. Unfortunately however builders didnt insulate the walls of most homes built before the 1980s. You can put it in your walls attic crawl space and even under the floors.
It simply is blown in to the depth required to meet the r value specified by local code. Foam insulation is probably the best retrofit choice in terms of avoiding wall damage. Blown in insulation is a quick way to add insulation to your home.
The pros charge 1500 to 2000 to do a 1200 sq ft. Blow in or blown in insulation installed to a house with existing sheet rock walls.