Roxul Insulation R Value Per Inch

Rock wool generally costs more than fiberglass insulation.

Roxul insulation r value per inch.

This allows builders to achieve a thermal insulation value of r24 versus r19 r21 for six inch steel stud wall cavities. While there are additional considerations such as venting and moisture problems to take into account when you insulate under floors the united states department of energy recommends an r 25 rating in cold climates and an r 11 in warmer parts of the country. Comfortbatt steel stud insulation provides significantly better thermal performance compared to standard glass fiber batts. Comfortbatt exterior wall steel stud batt insulation.

Roxul comfortboard 80 is a rigid mineral wool insulation sheathing board that is designed to be fastened to exterior wall studs to improve thermal performance to the building envelope. It is especially useful when superior fire resistance and acoustical performance are required. These products offer superior long term thermal efficiency fire resistance moisture control acoustic performance and are compatible with numerous framing systems and cladding attachment systems. Roxul comfortbatt r 15 fire resistant thermal home insulation.

For example if you have a type of insulation that has an r value of r 5 per inch of thickness you will need a depth of 6 inches of this insulation installed in your attic to reach r 30 if you live in zones 2 or 3. R value is a measurement that rates how resistant a product is to heat flow measuring the ability of heat to transfer from one side of an object to another. Cavityrock is a semi rigid insulation board designed for exterior cavity wall and rainscreen applications. The r value per inch for different types of insulation varies depending on the.

Fiberglass insulation rated at r 15 to fit a standard 4 inch wall costs around 0 50 per square inch as of 2013 according to fine. Rockwool comfortboard 80 is a stone wool insulation product that contains fire and provides a continuous layer of insulation. Ceiling insulation r value r value for walls and more. Whether you are building new or renovating your home use roxul comfortbatt thermal home insulation in your exterior walls attic ceiling and floor frames for top thermal performance.

Advanced technologies make roxul comfortboard a non combustible water repellent fire resistant and sound absorbent insulation product suited to modern building techniques.