How To Install Blow In Attic Insulation

Attic protector is less dusty than other kinds of blown in attic insulation but it s still important to wear a mask when applying the insulation.

How to install blow in attic insulation.

Raise the floor to create storage space. Typically this is done either by placing batt or roll insulation in between the ceiling joists or by using a blower to blow loose fill insulation in between the joists. Station the blowing machine near the attic ladder and bring the hose with you into the attic. To install blown in insulation in existing walls holes are drilled at the top of each stud space usually on the exterior and material is blown in via a long flexible hose.

Then feed 1 2 a. Your job will be easier if you have a helper to load the hopper while you blow. The hole is then. Once the old insulation has been removed and the attic is cleaned the installation of the new insulation can begin.

Continue to fill the attic. Ten inches of blown insulation provides an insulating value of approximately r 30 1 inch of fiberglass provides about r 2 7 while 1 inch of cellulose is approximately r 3. Start blowing around the edges making sure these are completely filled before you work your way into the center. Each bag of fiberglass insulation will cover approximately 65 square feet of attic space to a depth of 10 inches cellulose insulation covers half as much.

Connect the hose to the blown in insulation machine.