Best Insulation Behind Vinyl Siding

1 2 polystyrine foam board insulation.
Best insulation behind vinyl siding. 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. Foil faced foam board insulation. Vinyl siding is manufactured in a variety of shapes sizes and styles as well as colors and thicknesses. Insulated vinyl siding is standard vinyl siding with a backing of solid rigid foam insulation.
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. Measure the walls from top to bottom with a tape measure and buy either 4 by 8 foot or 4 by 9 foot sheets of rigid foam insulation to cover from the roof line of the house to the sill plate at. 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. 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.
The insulation value of napco insulated siding is among the highest in the industry. In fact this type of insulation is particularly made for each type of siding and for this reason is more expensive than other insulation types. But insulated vinyl siding has one unique feature. Certainteed cedarboards insulated siding is a good example of the specifications for most insulated vinyl siding.
It also serves as an air barrier. Contoured insulation that is permanently adhered to vinyl siding. 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. And just like flat insulating sheathings and fanfolds insulated siding also levels the wall for a better looking siding job.
Insulated vinyl siding is available in various thicknesses and types of insulation so the r value of these products varies. 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. Complete wall protection with foam insulation is the perfect option for vinyl and fiber cement siding types. Standard polyicynine foam board insulation.
This detail is used with both new construction and also with renovation work.