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.
How tomblow insulation into my roof.
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Pull the existing insulation away from the roof.
Vents placed in the underside of the roof s overhang or soffit provide a means for air to get into the attic to help cool it in the summer months.
A poorly insulated attic lets heat escape through the roof wasting energy used to warm the living space.
Attic insulation is a key to saving energy during the heating season.
Check around windows or vents and examine the perimeter looking for tiny gaps or holes.
Once air leaks have been addressed you can add insulation.
Position the new vent chute so the bottom extends 6 in.
Into the overhang and staple it into place.
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.
It s more accurate and there s less chance you ll crumple the chute.
Blowing insulation into walls is best left to the pros because it involves drilling into stud spaces that may contain electrical.
Unfortunately blow in insulation can drift into.