Insulation Below Siding

This detail is used with both new construction and also with renovation work.

Insulation below siding.

Insulated vinyl siding is standard vinyl siding with a backing of solid rigid foam insulation. The panels provide a continuous energy efficient surface. To be completely efficient this insulation type has to mold perfectly with the inside of your home siding. 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.

Below we ll compare the aesthetic properties of james hardie lp smartside and insulated vinyl siding. Hot climates already have a lot of heat and vinyl siding tends to expand and contract with temperature changes up to 1 if the siding is made of recycled vinyl material. Continuous insulation under new siding has become a popular way to improve energy efficiency on an existing home because it addresses a problem known as thermal bridging. Insulated foam sheets are also used as an insulated sheathing underlayment for exterior siding.

James hardie siding is designed to look like wood. Studies backed by the siding industry have shown that insulated vinyl siding offers modest benefits at a substantial cost. The studs conduct more heat than the insulation between them. Here is an overview of the data.

Removing the existing siding offers the opportunity to install fiberglass cellulose or foam insulation into the. Foil faced foam board insulation is a great idea but is not a good choice for hot climates or cold climates as an exterior insulation product. Eps is used under roofing over foundation walls and beneath siding. By doing so however you miss out on the opportunity to add add energy savings to the project.

This foam board insulation is the rigid pink or blue panels that can be found at home centers in many different thicknesses. By betsy gallup. 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. This eliminates thermal bridging which is the energy lost through wall studs.

Below are some of the design details along with the benefits. Pros and cons of insulated vinyl siding vs non insulated siding. Insulated vinyl siding advantages. In fact you can check if it is a correct insulation installation by pressing on the house siding.

Most homes in the united states are built with traditional wood frame construction with studs every 16 on center. Installation of this insulation type under fiber cement siding can create an incredible 600 more energy efficient home. What goes under vinyl siding. Vinyl siding can be installed directly over wall sheathing wood siding or stucco.

It provides an r value of 4 per inch of thickness and is the cheapest type of foam board insulation.