No Insulation Under Vinyl Siding

Below are some of the design details along with the benefits.

No insulation under vinyl siding.

The main drawback of insulated vinyl is its relatively high cost. By glenn hooper june 2 2015. Generally referred to as rigid foam insulation this type of foam insulation is. No obligation vinyl siding quote or to ask a question call kim at 301 368 3551.

Adding insulation to the back of vinyl siding can raise the cost by 20 to 50. 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. It also serves as an air barrier. I get asked if this or that in the in the cavity works as well as foam under the siding.

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. As many things in building science go you my dear reader have to learn something. Vinyl siding is one of if not the most popular exterior cladding for residential homes. This detail is used with both new construction and also with renovation work.

I thought i should show why continuous foam under the exterior siding is so important. 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. There is no logical reason not to have house wrap under vinyl siding and many authorities strongly agree that it should be viewed as mandatory even if your local building codes don t necessarily require it. Is the rigid foam board under vinyl siding really insulating your home.