Putting Insulation Over Old In 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.

Putting insulation over old in attic.

Original insulation looks like little cotton balls. When adding additional insulation you do not have to use the same type of insulation that currently exists in your. 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. The old insulation is very compressed or has decomposed.

Faced insulation should not be placed on top of existing insulation in the attic. Add the right kind of insulation. To install fiberglass batts over existing insulation lay the batts perpendicular to the joists so they do not compress the insulation below. The higher the r value the better the thermal performance of the insulation.

House build around 1960 63. Do we put a moisture barrier over the insulation when we have finished the install. When the time comes to sell your home a well insulated attic is a plus. Best of all insulation is relatively easy to install and the average attic can be completed over the course of a weekend.

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. It use to fill the space between the boards and now there is very little.