Can roxul Rockwool be effectivly used as basstrap material?

[freakkguitarist]

my local neighborhood lumber store has alot of rockwool insulation in stock, can i simply bundle peices together and hang, like i would with 703 in corners to make effective bass traps, as well as aid in other freq absorbtion?

Ian

[Innovations]

Roxul mineral wool comes in various densities, just like fiberglass does.

The sonic performance of rockwool and fiberglass, in similar densities, is virtually identical.

So the short answer is yes.