Mineral Wool Blanket 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.

Mineral wool blanket insulation r value.

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. Thermafiber safb sound attenuation fire blankets formaldehyde free mineral wool insulation is a solution for architects specifiers and contractors interested in achieving green building standards and using products that exclude red list materials like formaldehyde. In batts offered for 2 4 stud walls mineral wool comes in r 15 while fiberglass comes in r 11 or r 13 although it can be special ordered in r 15 in the u s. Ceiling insulation r value r value for walls and more.

The raw materials are melted in a furnace at temperatures above 2 600 f. 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. Mineral wool insulation rock wool 3 2 3 7 20. The r values of each product are 3 6 per inch and 4 3 per inch respectively.

R 23 thermafiber ultrabatt mineral wool insulation 24 bags thermafiber ultrabatt mineral wool is designed thermafiber ultrabatt mineral wool is designed to provide excellent thermal insulation in residential and light commercial building. Havelock wool offers both wool batt and blow in insulation. 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. The semi rigid batts are more dense than traditional batts or rolls and are quick and easy to install.

Sheep wool insulation r value equals or often surpasses that of other insulation materials. Polyiso insulation typically has an r value ranging from r 5 6 to r 8 per inch which is 45 more than mineral wool insulation. The higher an insulation s r value the greater its insulating power. Mineral wool insulation is made from rock and blast furnace slag.

Its high resistance to heat flow translates into. Johns manville mineral wool tempcontrol batts offer r values up to r 30. It is available in multiple thicknesses densities and various facings by product type. Mineral wool batts have a higher r value.

Reflected by its r value mineral wool s insulating performance is achieved by its densely packed fibers. Safb formaldehyde free mineral wool insulation. The r value of thermafiber mineral wool insulation ranges from 3 7 4 2 per inch of thickness. As gas escapes however the r value of polyiso can drop over time but foil and plastic facings can help stabilize that number.