Diy blown in insulation walls. The pros charge 1500 to 2000 to do a 1200 sq ft. You can do it yourself for about 500. You can put it in your walls attic crawl space and even under the floors.
From blown in insulation to foam these are the best ways to insulate closed walls. Blown in dry cellulose insulation is commonly used in this area of the home. Dry cellulose insulation is made from recycled shredded newspaper which has been chemically treated to be fire resistant.
You can use fiberglass or cellulose. Insulation in house exterior walls is one of the primary defenses against heat and energy loss. 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. Adding insulation to a wall is a bit more difficult than adding it to an attic because in a wall the insulation is hidden between the interior and exterior wallcoverings. Unfortunately however builders didnt insulate the walls of most homes built before the 1980s.
It simply is blown in to the depth required to meet the r value specified by local code. A how to on installing certainteeds optima blown in fiber glass insulation into interior and sidewall applications including application techniques and quality control. Blown in insulation overview.
Professional injection foam installation is best but several manufacturers offer moderately expensive do it yourself kits. How much does attic insulation cost. If you need to add insulation in your attic save big by blowing in cellulose insulation yourself.
This is a project the average do it yourself person can do. You can put it in your walls attic crawl space and even under the floors.