Double Reflective Insulation R Value

With multiple layers of product and airspaces between each layer enhanced performance will be gained.

Double reflective insulation r value.

An r 1 1 is provided from the product itself for the reflective double bubble material. No mess no itchy fibers. 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. The ability to stop heat transfer.

The rubber meets the road on reflectix s website where it says no air space no reflective insulation benefit. All our reflective double bubble products. Reflectix 4 ft. Double bubble insulation is the most effective bubble insulation with highest r value.

Though exact prices will vary by store and region this price ratio is fairly consistent meaning you. If you install 2 layers of a reflective insulation does the r value double. Are two layers of polyethylene industrialized air bubbles bonded between exterior. R values depend on application.

The reflectix double reflective insulation is the most versatile widely distributed energy efficient product that we manufacture. Class a class 1 fire rating. 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. Thd sku 469837.

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. Double reflective insulation bp48025 48 x 25 100 sq. Any bubble insulation that is approximately thick can only achieve an average r value of 1 to 1 5 on its own. Double reflective insulation r values range from r 3 7 to r 17.

Double reflective insulation bp48100 48 x 100 400 sq. Some products say r4 r6 or r8. Air space equals r value. If you don t provide air space this product provides almost no insulating value.

The r values of reflective insulation and mass insulation are based on the same fundamental equation.