First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.
How to add cellulose insulation to attic.
The cellulose is blown into the attic or walls through long flexible tubes that run from the blower to an application nozzle.
Rotating teeth or prongs at the bottom of the hopper fluff up the cellulose.
Loose fill cellulose insulation is composed of pulverized paper and fabric material treated with a flame retardant.
Roll or batt insulation.
Inspecting your attic insulation.
Move across the attic until you ve hit your desired height at every point.
Make sure the fill s depth is uniform across the attic.
This type of insulation typically fiberglass or cellulose insulation can be added over existing insulation provided it s installed perpendicular to joists.
Do not tack down roll or batt insulation because compacting reduces its effectiveness or r value.
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.
3 have a friend add material to the hopper.
Lay the batts perpendicular to the joists so.
Fasten blocking around the hatch or door to allow the material to be installed around this area without escaping.
For the center areas hold the hose level and blow in insulation evenly until you ve reached your level lines photo 6.
How to install attic insulation over existing insulation wear a long sleeve shirt gloves eye protection and a dust mask.
Then pivot in place and do the same thing to the other side.
This can be added on top of old insulation.
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.
Densely packed bales of cellulose are fed into the hopper of an insulation blower powered by an electric motor.
Blow in insulation until the hopper is empty.