Fiberglass offers an r value of 2 2 to 2 7 per inch while rock wool has an r value of 3 0 to 3 3 per inch making it a slightly better insulator than fiberglass according to the u s.
Roxul insulation r value.
Our calculator helps you measure what r value for exterior walls you may be looking for as well as for different applications.
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.
Ceiling insulation r value r value for walls and more.
The material has high quality thermal insulation properties for instance 120mm of slabs takes the r value up to 3 3 per inch.
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.
Rockwool insulation material has the ability to withstand more than 2150ยบ f without melting which means it significantly slows down the spread of fire.
O c sound attenuation batts.
Roxul comfortbatt r 15 fire resistant thermal home insulation.
This semi rigid batt has a unique flexible edge designed to compress as the batt is inserted into walls attics ceilings and floor frames.