Vinyl Siding Over Rigid Foam Insulation

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.

Vinyl siding over rigid foam insulation.

By filling the voids behind the siding s stepped profile the insulation makes the complete material stiffer and more resistant to warping and movement than conventional vinyl siding. I still want to put 2 in. It adds up to a robust system. Current pneumatic nailers have maximum fastener lengths.

In reality rigid foam board which sometimes comes in fanfold usually only has an insulating factor of r 1 and does not add any appreciable insulation effect to your home. Josh braun via email. How to install rigid foam under siding. This detail is used with both new construction and also with renovation work.

It typically is installed over rigid foam board insulation fastened to wood wall sheathing. Minimum nail length must accommodate sheathing and penetrate framing a minimum 1 inches. 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.

It also serves as an air barrier. Plus rigid foam insulation applied over the outside walls. And even though some manufacturers call it rigid foam insulation for the purpose of vinyl siding it basically has the same insulating value as a piece of plywood. 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.

Xps rigid foam insulation outboard of my structural sheathing so my question is. Insulated vinyl siding is standard vinyl siding with a backing of solid rigid foam insulation. Generally referred to as rigid foam insulation this type of foam insulation is. Vinyl siding can be used in original construction or as a replacement for old siding.

Cladding attachment over thick exterior rigid insulation background current building code does provide prescriptive means to attach cladding over exterior insulation table r704 3 note v. Siding over rigid foam.