Then pivot in place and do the same thing to the other side.
How to add cellulose insulation to attic.
Block all vents in the attic floor with baffles making sure to extend the baffles at least four inches above the planned thickness of your insulation.
Do not tack down roll or batt insulation because compacting reduces its effectiveness or r value.
Move across the attic until you ve hit your desired height at every point.
Roll or batt insulation.
Densely packed bales of cellulose are fed into the hopper of an insulation blower powered by an electric motor.
Rotating teeth or prongs at the bottom of the hopper fluff up the cellulose.
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.
To make it easy to eyeball how level the material is as you blow it in screw depth guides to joists throughout the space.
Make sure you use an unfaced batt one without a paper or foil layer so the insulation does not trap moisture in the ceiling.
This type of insulation typically fiberglass or cellulose insulation can be added over existing insulation provided it s installed perpendicular to joists.
Lay the batts perpendicular to the joists so.
For the center areas hold the hose level and blow in insulation evenly until you ve reached your level lines photo 6.
This can be added on top of old insulation.
Inspecting your attic insulation.
How to install attic insulation over existing insulation wear a long sleeve shirt gloves eye protection and a dust mask.
3 have a friend add material to the hopper.
Blow in insulation until the hopper is empty.
Fasten blocking around the hatch or door to allow the material to be installed around this area without escaping.
Make sure the fill s depth is uniform across the attic.
The cellulose is blown into the attic or walls through long flexible tubes that run from the blower to an application nozzle.