How To Put New Insulation In Attic

Insulation should be rolled out perpendicular to the joists and unfaced rolls should be used.

How to put new insulation in attic.

Find a pre screened local home insulation contractor. For the center areas hold the hose level and blow in insulation evenly until you ve reached your level lines photo 6. The first layer should have the facing against the drywall to act as a vapor barrier. New dwp incentive program launches the los angeles department of water and power building downtown.

Lay the batts across the ceiling joists covering the existing insulation. Fill every joist space completely and evenly with the insulation leaving attic vents uncovered. 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 insulatio n in between the joists. Once the old insulation has been removed and the attic is cleaned the installation of the new insulation can begin.

Blow in insulation until the hopper is empty. Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. Put in attic insulation get a rebate. Always cover the tops of the ceiling joists to make sure the insulation is deep enough to reach your target r value and to prevent thermal bridging the heat loss that occurs through the wood framing.

Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all. Level uneven spots with a rake. With a helper to load the blower with insulation as needed start at the perimeter of the attic and work toward the attic access door. Work from the perimeter of the attic toward the door or hatch so that you don t trample all over the insulation you just put in.

The first layer will sit between the joists and the second layer will run perpendicular over the joists. Move across the attic until you ve hit your desired height at every point. You should install two layers of insulation in your attic. A new rebate program encourages dwp customers to install.