Mineral Wool Insulation Board R Value

Closed cell polystyrene spray foam 1 inch thick 6 5.

Mineral wool insulation board r value.

The r value of thermafiber mineral wool insulation ranges from 3 7 4 2 per inch of thickness. Air fiberglass masonry mateirals mineral wool cellulose foam insulating board uffi soil or dirt vermiculite wood most. R value cost sq. Rockwool comfortboard 80 is a rigid mineral wool insulation sheathing board that is non combustible water repellent fire resistant and sound absorbent.

Comfortboard 80 is an exterior non structural insulation sheathing that provides a continuous layer of insulation around the commercial or residential building envelope. Select 2 to 4 items to compare. Thermafiber fire and sound guard mineral wool insulation batt 24 bags model sg 25 p3 15 47 221 view the owens corning thermafiber mineral wool insulation 1 020 63 pallet. Give the insulating value of any material of interest in constrution for example.

Thermafiber mineral wool insulation products are comprised of semi rigid and rigid boards and batts. Noncombustible fire and moisture resistant they are designed to deliver thermal control and delay the spread of fire in wood stud cavities of exterior walls basements and heated crawlspaces. The molten substance is spun into billions of fibers which are formed into insulating blankets with a high recycled content that provide fire resistive characteristics thermal insulation and sound control. Choose mono density insulation in thicknesses up to 2 or dual density in thicknesses of 2 5 to 6.

Owens corning 15 in. Mineral wool insulation is made from rock and blast furnace slag. Mineral wool resists mold fungi and is vermin proof due to its being an inorganic material. 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.

Open cell polyurethane spray foam 3 5 inches thick 12 6. These tables give r values of all sorts of materials in alphabetical order with direct links to some popular insulating materials. Loose fill such as fiberglass cellulose mineral wool 8 23 inches thick 30 50. 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.

Johns manville mineral wool tempcontrol batts offer r values up to r 30. Rockwool cavityrock semi rigid stone wool insulation board available in mono and dual density is designed for exterior cavity wall and rainscreen applications. These r values are a sum meaning this should be the total r value once you add up the entire depth of insulation.