How Tomblow Insulation Into My Roof
Blow in insulation offers a much faster way to significantly improve your attic insulation.
How tomblow insulation into my roof. This process is not hard but it is not fun either. By far the easiest way to add insulation to a completed home with the walls and ceiling already closed up is to blow insulation into the attic. Either will work fine. To make it easy to eyeball how level the material is as you blow it in screw depth guides to joists throughout the space.
Depending on your climate an r value between 38 and 60 is optimal. In a matter of an hour or two an installation specialist can blow a thick blanket of loose insulation across the floor of the attic using a single hose run up through the attic hatch. First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation. Fasten blocking around the hatch or door to allow the material to be installed around this area without escaping.
Install or repair vent chutes. Your attic should have a certain amount of insulation in it and the recommended level of insulation for your attic is dependent on where you live. Pull back the existing insulation and use expanding spray foam the fire blocking type to seal any. A poorly insulated attic lets heat escape through the roof wasting energy used to warm the living space.
Check here for energy star recommendations. Attic insulation is a key to saving energy during the heating season. This is the point you want to fill with spray foam or caulk. Cellulose or fiberglass are commonly used as blown insulation.
Once air leaks have been addressed you can add insulation. Ref 2 even if your. Make sure the fill s depth is uniform across the attic. Pull the existing insulation away from the roof.
Position the new vent chute so the. Batt insulation can be added to the underside of the roof between rafters and a layer of batt or loose insulation can be added over the attic flooring. You need to track down your walls in the attic and dig through the existing insulation to find the exposed 2 4 drywall intersection. Someone needs to load the bags of insulation into the blower which will remain on the floor below while the other person distributes the insulation via a long hose.