Roxul acoustic insulation is stone wool insulation that absorbs sound waves is fire resistant and is manufactured by a company called roxul.
How to install roxul insulation in attic.
Providing high quality insulation between cathedral ceiling roof joists is an easy method of improving the overall energy performance of a building.
For an uninsulated attic it s important to install a vapour barrier on the interior side of your roof before filling it with insulation.
I ve been looking at adding additional insulation to my attic to boost from r25 to r60 and have found that cellulose seems to be the cheapest option here too.
Lay the batts across the ceiling joists covering the existing insulation.
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Make sure you don t block any ventilation areas.
It is especially useful when superior fire resistance and acoustical performance are required.
Once the old insulation has been removed and the attic is cleaned the installation of the new insulation can begin.
I am wondering whether it might be worth adding insulation same r14 roxul batts between the vertical 2x4s against the drywall.
Continue laying down the insulation making sure the batts are pressed tightly together at all edge and end joints.
At the perimeter of the attic lay the insulation up to the roof rafters but keep it away from plywood roof sheathing.
When installing your batts make sure to fit them tightly end to end as gaps in the insulation can greatly reduce your r value.
It seems like it might be a simple way to improve the energy efficiency of the home since the garage attic space will be un insulated.
Typically this is done either by placing batt or roll insulation in between the ceiling joists or by using a blower to blow loose fill insulatio n in between the joists.
Installing stone wool insulation in the attic space of a low slope roof can provide increased thermal efficiency.
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I know that roxul also makes a safe sound insulation product for sound and fire dampening but i don t think that it has a particularly good r value.