Highest R Value Rigid Foam Insulation

Your home doesn t necessarily need the highest r value insulation.

Highest r value rigid foam insulation.

The r value your insulation needs depends on your local climate. The ultra r r 50 insulating panel is a rigid polypropylene encased vacuum insulation panel that is custom made to the client s specified dimensions. Rigid foam insulation offers as much as double the r value of traditional fiberglass batts according to the united states department of energy. The best insulating rigid foam.

They contain low conductivity gases in the cells usually one of the hcfc or cfc gases. For example insulating a 10 square foot wall area to r 15 costs about 3 40 to 4 00 with fiberglass insulation while a comparable r value for rigid foam costs roughly 10. Foamular high r cw plus insulation combines outstanding moisture resistance with excellent thermal performance. How to achieve r 21 in a 2x4 wall.

The r value is a calculation which measures the flow of heat through an insulation product or its. Radiant barriers and vapor barriers are not rated by r values. As a benchmark one inch of solid wood has an r value of 1. Cost polyiso is the most expensive of the foam board insulation products however it s the highest r value.

Note that the material the insulation is made from will change the r value as well. Rigid foam insulation also known as insulating boards provide high r values. R value is a measurement of thermal resistance and measures the ability of heat to transfer from one side of an object to another. Insulation is rated in two ways r value and u value.

There is also less waste with fiberglass insulation. This additional r. Polyurethane and polyisocyanurate are both closed cell foams. Foam board insulation.

You can even place it under the foundation slab. Rigid foam insulation comes in various materials including polystyrene r 3 8 to r 5 0 polyurethane r 5 5 to r 6 5 and polyisocyanurate r 5 6 to r 8 0. In comparison an inch of blown fiberglass insulation has an r value of 3 1 3 4 and. Unfinished foundation and basement walls are typical applications for these boards which only require two to three inches to achieve the recommended r 11 for basement.

The main advantage of high r cw plus insulation over other xps boards is its higher r value per inch. High r cw plus insulation is a rigid closed cell xps board. Barrier ultra r super high r building panels produced by glacier bay use aerogel and are rated up to r 30 per inch or in barrier ultra r panels r 50 per inch. Rigid insulation is one of the best tools to reduce your energy costs.

Install it anywhere from the roof to the foundation.