It is dense yet porous and reduces the movement of heat or cold plus it absorbs sound waves and vibrations.
Roxul attic insulation.
American rockwool blown in insulation is produced from recycled blast furnace slag and trap rock which is a fine grained igneous rock.
Use rockwool thermal stone wool insulation to insulate the attic of a new build extension or to increase the r value and top up the current attic insulation especially in an older home.
Like cellulose insulation blown mineral wool can be installed in netted stud bays or spray applied with adhesive into bare stud cavities.
The higher the r value the better the thermal performance of the insulation.
It features a unique flexible edge designed to compress as the batt is inserted then spring back expanding the batt against the frame studs to give a complete fill.
Rockwool insulation formerly roxul roxul rockwool mineral wool batt offers an excellent insulation to walls and floors where acoustical performance and fire resistance are primary concerns.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
This is one of the most cost effective areas to add insulation.
Achieving greater r values in exterior walls in exterior walls add insulating sheathing to achieve a greater r value in your wall system.
Roxul acoustic insulation is stone wool insulation that absorbs sound waves is fire resistant and is manufactured by a company called roxul.
I am in zone 4 right on the edge of zone 5 in long island ny.
I am doing a complete renovation of my house right now and i ve chosen to insulate with roxul comfort batts.
Loose fill or batt the common term for blanket insulation.
I ve read that i need to use a vapor barrier but i ve also read that vapor barriers can cause houses to be moldy or can cause rot inside the walls because the walls cannot dry out properly.
For diy attic insulation you ve got two choices.
Both can be added to uninsulated attics or layered over existing material.
Roxul safe is a lightweight semi rigid stone wool insulation that provides superior fire resistance and sound control.
You can achieve better thermal performance in your attic by adding an additional layer of insulation.