Rigid Insulation Vs Mineral Wool

Rockwool comfortboard 80 is a rigid mineral wool insulation sheathing board that is non combustible water repellent fire resistant and sound absorbent.

Rigid insulation vs mineral wool.

Mineral wool in a exterior retrofit brian gray posted in energy efficiency and durability on june 20 2014 10 49am i ve been reading gba and fhb articles on how best to retrofit exterior insulation on a wood frame addition of my otherwise brick and block 1950s ranch. Johns manville tempcontrol roxul comfortbatt and thermafiber ultrabatt. 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 is composed of 70 of recycled content as compared to fiberglass insulation which is composed of only 30 of recycled content.

Applications of mineral wool include thermal insulation. As an example the r 15 mineral wool costs about 80 per sq. The raw materials are melted in a furnace at temperatures above 2 600 f. Mineral wool batts 3 5 thick have an stc of 45 and an nrc of 1 05 are more rigid and have a higher r value inch of thickness.

It is water mold and mildew resistant too. Mineral wool is made by melting iron ore slag or basalt which is an igneous rock and spinning fibers like cotton candy. The insulating core of a rockwool panel is the rock wool also called mineral wool. Therefore i would recommend you to use mineral wool for thermal insulation.

Mineral wool insulation is made from rock and blast furnace slag. Mineral wool originated in germany in 1871 and was one of the first insulation materials to be. The semi rigid batts are more dense than traditional batts or rolls and are quick and easy to install. Due to its components mineral wool goes by many names including mineral fiber rock wool slag wool and stone wool insulation.

Slag wool is more commonly used and accounts for about 80 of the mineral wool industry. There are at least three brands of mineral wool batts for thermal wall insulation. I have listed above the qualities of this type of insulation. On a square foot basis mineral wool batts cost more than fiberglass batts.

Rigid mineral wool insulation. Mineral wool is any fibrous material formed by spinning or drawing molten mineral or rock materials such as slag and ceramics. Therma fiber ultrabatt mineral wool is designed to provide therma fiber ultrabatt mineral wool is designed to provide excellent thermal insulation in residential and light commercial building. The rock wool is glued between the two sheets and forms a monolithic product.

Mineral wool vs fiberglass insulation batts. Be aware though that.