Stone Wool Mineral Fiber Insulation

Slag wool was first made in 1840 in wales by edward parry but no.

Stone wool mineral fiber insulation.

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. What is mineral wool. Mineral wool is a stone based mineral fiber insulation comprised of basalt rock and recycled steel slag. Mineral wool batts for 2 4 walls have an r value of 15 while a standard fiberglass batt made to fit in a 2 4 wall has an r value of 11 or 13.

The manufacturing process involves taking molten rock and spinning it while blasting it with cool air. The non directional structure of rockwool stone wool insulation is denser than traditional insulation products which helps to absorb acoustic waves and can reduce the intensity and propagation of noise stone wool also effectively reduces airflow and sound transmission while providing higher airflow resistivity for improved sound attenuation. Mineral wool is also known as mineral fiber mineral cotton mineral fibre man made mineral fibre mmmf and man made vitreous fiber mmvf. Mineral stone wool insulation batts are slightly better insulators than the off the shelf fiberglass batts sold at most lumberyards and home centers.

Mineral wool insulation like that shown in our photograph includes only stone wool insulation insulation made from rock and slag. Therefore properly the term mineral wool insulation is a proper subset of mineral fiber insulation. Mineral wool insulation will not contain any fiberglass. Specific mineral wool products are stone wool and slag wool europe who also includes glass wool which together with ceramic fiber are completely man made fibers.