Best Insulation To Use Under Vinyl 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.

Best insulation to use under vinyl siding.

The additional cost of insulated vinyl siding is recouped over time in the form of lower energy bills. Behind this skin is a layer of expanded polystyrene eps that is form fitted to the stepped siding profile of the vinyl. 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. And just like flat insulating sheathings and fanfolds insulated siding also levels the wall for a better looking siding job.

Installing foam board insulation under vinyl siding. The insulation is glued in place for a permanent connection. Contoured insulation that is permanently adhered to vinyl siding. This detail is used with both new construction and also with renovation work.

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. Kingspan s line of greenguard siding underlayments is designed to be lightweight easy to cut and install durable and highly effective at providing superior moisture control and insulation. Insulated vinyl siding has an outer skin made of polyvinyl chloride or pvc just like standard vinyl siding. Insulated vinyl siding is standard vinyl siding with a layer of expanded polystyrene eps foam insulation adhered to it.

Installing insulation over moisture or existing rot can create larger headaches later. It also serves as an air barrier. Contoured insulation not only insulates the home but also provides support to the siding panel helping to maintain the just installed look for years to come. Most manufacturers charge about 50 percent more for insulated vinyl siding than for non insulated vinyl siding.

Before installing vinyl siding over existing wood siding or wall sheathing the wood must be dry and in good condition. How to install rigid foam under siding. It can help make the installation a smooth process by providing the level surface needed to install new material over existing siding.