Putting Insulation Over Old In Attic

Best of all insulation is relatively easy to install and the average attic can be completed over the course of a weekend.

Putting insulation over old in attic.

Do we put a moisture barrier over the insulation when we have finished the install. Faced insulation should not be placed on top of existing insulation in the attic. Whether you live in a warm weather state as i do or in a cooler northern climate it s hard to stay comfortable and keep your energy bills in check if you don t have adequate insulation in the attic. When the time comes to sell your home a well insulated attic is a plus.

We are losing a lot of heat in the winter through the attic. Add the right kind of insulation. Although insulation professionals will handle the installation for you here are some things to keep in mind about removing old insulation and installing new insulation over old insulation according to energy star. Original insulation looks like little cotton balls.

The higher the r value the better the thermal performance of the insulation. House build around 1960 63. 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. The old insulation is very compressed or has decomposed.

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 recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.