How To Put New Insulation In Attic

You should install two layers of insulation in your attic.

How to put new insulation in attic.

Lay the batts across the ceiling joists covering the existing insulation. Level uneven spots with a rake. Put in attic insulation get a rebate. Then pivot in place and do the same thing to the other side.

Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. 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. Fill every joist space completely and evenly with the insulation leaving attic vents uncovered. New dwp incentive program launches the los angeles department of water and power building downtown.

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. 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. For the center areas hold the hose level and blow in insulation evenly until you ve reached your level lines photo 6. Find a pre screened local home insulation contractor.

Blow in insulation until the hopper is empty. Insulation should be rolled out perpendicular to the joists and unfaced rolls should be used. The first layer will sit between the joists and the second layer will run perpendicular over the joists. Once the old insulation has been removed and the attic is cleaned the installation of the new insulation can begin.

The first layer should have the facing against the drywall to act as a vapor barrier. Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all. A new rebate program encourages dwp customers to install. While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic.