Cardboard or thin plastic baffles allow the air to flow into the attic yet serve as a dam to hold blow in.
How do you blow insulation into an attic.
It doesn t require any special skills but will require you to crouch under low sloping attic rafters in order to distribute the.
Blown insulation both cellulose and fiberglass comes in bags and is available at most home and hardware stores.
Step 1 gather your equipment.
Blown in insulation in the attic seal attic bypasses.
You could lay the plywood directly on the insulation.
Install or repair vent chutes.
However blowing insulation into an attic can be a diy task.
The solution is to install rectangular attic baffles formed to fit between the rafters.
How to install blown in attic insulation before installing blown in insulation.
Insulation types and materials.
You could lay them on the joists building a catwalk like structure.
Pull the existing insulation away from the roof.
Now there are two things you can do.
You should also be able to rent a machine to blow the insulation along with 3 inch hoses to carry it up to the attic at the same store.
We ll give you general instructions for insulating your home but always follow.
Now if the insulation is not thick enough you may lose some insulation efficiency.
Pull back the existing insulation and use expanding spray foam the fire blocking type to seal any.