Installing Vinyl Siding Over Foam Insulation

Last year i installed lp lap smart trim shingles and the 4x8 sheets of lp with batts all over 3 of continous xps foam using fern strips.

Installing vinyl siding over foam insulation.

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. Of course i did this all knowing my warranty would be void. Many houses built today have a double wall type of insulation with fiberglass batts fastened between the studs on the inside and rigid foam board over. It typically is installed over rigid foam board insulation fastened to wood wall sheathing.

Well call me half hazard. How to install rigid foam under siding. This detail is used with both new construction and also with renovation work. Generally referred to as rigid foam insulation this type of foam insulation is.

Plus rigid foam insulation applied over the outside walls. The vsi installation manual notes when the fastener must penetrate through a non nailable material such as foam sheathing the thickness of that material. I still want to put 2 in. After going through my remodeling budget it looks like vinyl siding will be in my near future.

Some manufacturers strongly recommend against the use of drop in type foam or fiberboard behind its vinyl siding. It also serves as an air barrier. Xps rigid foam insulation outboard of my structural sheathing so my question is. Lp siding with fern strips over insulation.

Vinyl siding can be used in original construction or as a replacement for old siding. Is it ok to fasten the vinyl siding through the foam or do i have to apply furring strips. The illustration below comes from the vinyl siding institute. It adds up to a robust system.

Installing foam board insulation under vinyl siding today more than ever before homes are being built with foam board insulation installed on the outside of the sheathing and under the siding. Below are some of the design details along with the benefits. Julie the installation instructions of the vinyl siding institute and most if not all vinyl siding manufacturers allow vinyl siding to be installed over rigid foam sheathing. The foam on the outside keeps the wood frame inside the wall warm and dry in.