Installing Vinyl Siding Over Foam Insulation

Always follow the manufacturer s instructions for installing rigid foam insulation.

Installing vinyl siding over foam insulation.

Installing vinyl siding over wood siding wood must be sound. The answer happily is yes. Some manufacturers strongly recommend against the use of drop in type foam or fiberboard behind its vinyl siding. Of foam and you can t use furring strips which are not a flat solid surface without voiding the warranty.

The nails have a plastic cap that keeps them from damaging the foam. Existing wood siding must be in good shape with no rot or mold and fastened tightly to the wall. A corresponding editor paul fisette responds. Rigid foam will shed any water that gets past leaky vinyl siding.

Siding over rigid foam. To secure the foam use two inch cap nails. If the wood siding is beveled or lapped you. It typically is installed over rigid foam board insulation fastened to wood wall sheathing.

Installing house wrap with rigid foam insulation. Vinyl siding can be used in original construction or as a replacement for old siding. 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. This detail is used with both new construction and also with renovation work.

Is the fan fold foam an adequate weather resistive barrier. Vinyl siding must be installed against a flat surface. Fit the rigid foam insulation snugly and seal all seams with the specialized tape. This type of insulation may change and flatten the specialty built in contour of the panel causing the siding to bulge or ripple.

Below are some of the design details along with the benefits. In fact the two products combined make your home super insulated from outside wind and weather. The by the book answer to your question is that vinyl siding manufacturers require a flat solid supportive surface and limit foam installed under their siding to a maximum of 1 in. Plus rigid foam insulation applied over the outside walls.

So technically speaking you can t nail through or even use 2 in. One of the biggest questions homeowners have about house wrap is whether it can be installed together with foam insulation. The foam on the outside keeps the wood frame inside the wall warm and dry in. Apply sealant around windows doors and trim.

Before installing vinyl siding over existing wood siding we first install a layer of fan fold foam insulation.