Siding Insulation Foam

Insulated foam sheets are also used as an insulated sheathing underlayment for exterior siding.

Siding insulation foam.

This is most common with vinyl siding. Below are some of the design details along with the benefits of installing exterior rigid foam board insulation. Typically sold as sheet insulation in a standard size of 4 x 8 foam insulation panels can help reduce energy costs get a handle on moisture control and more. Polyisocyanurate is another option coming in as the densest and more expensive option for foam board.

Shop at lowe s to find the foam sheeting you need for your next insulation project. Installing foam insulation under vinyl siding is a wise choice for homeowners who are seeking to protect their homes against moisture infiltration as well as improve energy efficiency. The foam board is nailed in place with washer head nails should be taped at the seams to prevent air movement. This eliminates thermal bridging which is the energy lost through wall studs.

It also serves as an air barrier. The studs conduct more heat than the insulation between them. This detail is used with both new construction and also with renovation work. The panels provide a continuous energy efficient surface.

Today more than ever before homes are being built with foam board insulation installed on the outside of the sheathing and under the siding. 1 2 polystyrine foam board insulation.