Mineral Wool Insulation R Value Chart

R value thickness m thermal.

Mineral wool insulation r value chart.

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. R value is a measurement of thermal resistance and measures the ability of heat to transfer from one side of an object to another. Rockwool comfortbatt is a semi rigid stone wool batt rockwool comfortbatt is a semi rigid stone wool batt insulation for exterior wood and steel stud applications in both new construction and renovations. Comfortbatt is a stone wool insulation product for use in wood and steel framing in both new residential and commercial builds and renovations.

In comparison an inch of blown fiberglass insulation has an r value of 3 1 3 4 and. Johns manville mineral wool tempcontrol batts offer r values up to r 30. Notes to the table above. Ceiling insulation r value r value for walls and more.

The r value of thermafiber mineral wool insulation ranges from 3 7 4 2 per inch of thickness. 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. This semi rigid batt has a unique flexible edge designed to compress as the batt is inserted into walls attics ceilings and floor frames. R value is used to measure materials ability to resist heat or in other words resistance of a material unit to heat transfer.

R value figure is usualy provided by the manufacturer of a particular insulation product and is shown in the product description. R value figure can be calculated from the equation. As a benchmark one inch of solid wood has an r value of 1. Notes on the r value k values of different forms of asbestos.

Reflected by its r value mineral wool s insulating performance is achieved by its densely packed fibers. Its high resistance to heat flow translates into. 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. It is available in multiple thicknesses densities and various facings by product type.

Our calculator helps you measure what r value for exterior walls you may be looking for as well as for different applications. The common denominator among varieties of insulation is the r value.