Attic Floor Over Blown Insulation
Someone needs to load the bags of insulation into the blower which will remain on the floor below.
Attic floor over blown insulation. Stop using your attic for storage. Never stand on joists. To keep the blown in insulation from falling through the attic hatch opening make a 2x12 dam around the hatch perimeter. Blowing in insulation is a messy prospect and you ll need to wear a dust mask protective eyewear.
Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. How to install attic flooring over blown in insulation step 1. If you stand on joists in the. Plan to pull up the flooring and layer new insulation on top of the old.
Drill 3 inch screws through the boards and into the joist where they cross over the joists. Once the insulation is down you can turn your attic into valuable storage space by covering the floor with plywood. Then to really seal the attic access up tight says olson lay fiberglass batt insulation on the inside of the hatch or door and wrap it up tight like a christmas present photo 3. Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all.
It will also make the attic a safer place in which to walk. But if the floor is covered in plywood you can t stuff enough insulation beneath it to do the job sufficiently not even in warm climates. Start with the attic floor. The vapor retarder on top of or between layers of insulation can trap moisture.
Place the 1 by 6 boards down over the floor joists in the attic so that they run at a perpendicular angle to the.