Installing Vinyl Siding Over Styrofoam Insulation

Siding over rigid foam.

Installing vinyl siding over styrofoam insulation.

I don t think builders should install wood siding directly over plastic foam insulation. After going through my remodeling budget it looks like vinyl siding will be in my near future. Is it ok to fasten the vinyl siding through the foam or do i have to apply furring strips. The foam on the outside keeps the wood frame inside the wall warm and dry in.

Josh braun via email. 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. Plus rigid foam insulation applied over the outside walls. I still want to put 2 in.

In fact the two products combined make your home super insulated from outside wind and weather. It also serves as an air barrier. Wood siding applied directly to foam has a history of failures. Xps rigid foam insulation outboard of my structural sheathing so my question is.

Nailing wood siding directly to foam doesn t work because nails have to be extra long to reach through the siding and foam to a solid nail base. 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. Generally referred to as rigid foam insulation this type of foam insulation is. Installing house wrap with rigid foam insulation.

It adds up to a robust system. This detail is used with both new construction and also with renovation work. Vinyl siding can be used in original construction or as a replacement for old siding. How to install rigid foam under siding.

One of the biggest questions homeowners have about house wrap is whether it can be installed together with foam insulation. 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.