Mineral Wool Insulation R Value

Mineral wool insulation rock wool 3 2 3 7 20.

Mineral wool insulation r value.

Ceiling insulation r value r value for walls and more. May collect debris allergens mold also referred to as rock wool slag wool glass wool but not fiberglass 3 3 4 5 mineral wool r 11 6 1 2 8 3 4 mineral wool r19 7 1 2 10 mineral wool r22 10 1 4 13 3 4 mineral wool r30 13 17 1 4 mineral. Johns manville mineral wool tempcontrol batts offer r values up to r 30. Reflected by its r value mineral wool s insulating performance is achieved by its densely packed fibers.

It features a unique flexible edge designed to compress as the batt is inserted then spring back expanding the batt against the frame studs to give a complete fill. Its high resistance to heat flow translates into. It is available in multiple thicknesses densities and various facings by product type. The r value of thermafiber mineral wool insulation ranges from 3 7 4 2 per inch of thickness.

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.