Double Reflective Insulation R Value

An r 1 1 is provided from the product itself for the reflective double bubble material.

Double reflective insulation r value.

The ability to stop heat transfer. Double bubble insulation is the most effective bubble insulation with highest r value. Double reflective insulation bp48025 48 x 25 100 sq. A comparable roll of reflective insulation cost 43 cents per square foot at the same location.

Are two layers of polyethylene industrialized air bubbles bonded between exterior. Air space equals r value. Any additional r value is achieved by the use of dead air spaces around the reflective product or in used in conjunction with other mass insulation products like fiberglass foam etc. R values depend on application.

Insulation companies who make metallic bubble wrap or their distributors like to boast about their products attributes and often add the equivalent reflective r values to the conductive values giving an overall equivalent r value. No mess no itchy fibers. If you install 2 layers of a reflective insulation does the r value double. Reflective insulation is a system that reduces the transfer of heat across air space by the use of two surfaces having high thermal reflectance and low emittance typically metalized film.

All our reflective double bubble products. The r values of reflective insulation and mass insulation are based on the same fundamental equation. Thd sku 469837. If the product is simply doubled with no air space between the layers a very minimal benefit is obtained r 1 1 per layer for the reflective double bubble product.

Though exact prices will vary by store and region this price ratio is fairly consistent meaning you. Class a class 1 fire rating. The reflectix double reflective insulation is the most versatile widely distributed energy efficient product that we manufacture. If you don t provide air space this product provides almost no insulating value.

Reflectix 4 ft. With multiple layers of product and airspaces between each layer enhanced performance will be gained. Our double bubble products are ideal for metal buildings where the control of condensation is necessary. Some products say r4 r6 or r8.

Double reflective insulation bp48100 48 x 100 400 sq.