Foam Board Insulation 4x8

For new construction use rigid boards to insulate slabs and the outside of foundation walls.

Foam board insulation 4x8.

Working with home insulation boards insulation panels typically come in 4x8 foot sheets. 1 16 of 573 results for styrofoam board 4x8 excelsis design pack of 15 foam boards acid free 8x10 inches many sizes available 3 16 inch thick mat white with white core foam core backing boards double sided sheets. 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. Shop at lowe s to find the foam sheeting you need for your next insulation project.

Smaller sizes are also available. They re much lighter and easier to work with than plywood sheets. Polyisocyanurate is another option coming in as the densest and more expensive option for foam board. R 10 scored squared edge rigid foam board insulation sheathing saves energy and resists moisture with limited lifetime warranty scored edge easily snaps into smaller boards for best fit.

R 15 scored squared edge rigid foam board insulation sheathing saves energy and resists moisture with limited lifetime warranty scored edge easily snaps into smaller boards for best fit. Foamular 250 3 in. Pink insulation foam 1 2 thick 4 sq ft 4 3 out of 5 stars 132. Foam boards acid free 8x10 inches many sizes available 3 16 inch thick mat white with white core foam core backing boards double sided sheets 4 5.