Foam Board Insulation Under Vinyl Siding

This is typically used to go over the existing siding in order to create an even.

Foam board insulation under vinyl siding. 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. Blown in flat foam insulation and insulated vinyl siding are all popular ways to improve energy efficiency. Apply sealant around windows doors and trim. Foil faced foam board insulation.

To secure the foam use two inch cap nails. Depending on the scope of your project your budget and how much energy savings you re aiming for all three of these solutions can be used on their own or in combination with each other to meet your energy savings needs. Always follow the manufacturer s instructions for installing rigid foam insulation. Installing foam board insulation under vinyl siding improved moisture control.

Does foam board insulation under siding help save energy. Some people use roofing nails but if a strong gust of wind gets under the siding it may not hold. Foil faced foam board insulation is a great idea but is not a good choice for hot. Insulated vinyl siding is standard vinyl siding with a backing of solid rigid foam insulation.

Exterior rigid foam board insulation can make a significant difference in overall thermal. 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. Plus rigid foam insulation applied over the outside walls. One of the biggest advantages to installing exterior rigid foam board insulation is improved.

We show z flashing below the first course of siding and we show perforated board wrapped with insect. The nails have a plastic cap that keeps them from damaging the foam. In a typical situation. Hollow vinyl solid pvc.

Fit the rigid foam insulation snugly and seal all seams with the specialized tape.