Remove old compacted insulation with a vacuum.
How to blow insulation into my attic.
Blowing insulation requires a special machine to break down the insulation into tiny pieces and blow it through a long hose.
Because studs are spaced every 16 inches or so penetrations to add insulation must be made at the same intervals filling one cavity at a time.
Both lowe s and the home depot offer free rental machines with a minimum purchase of the insulation usually about 250.
Pull the existing insulation away from the roof.
Position the new vent chute so the.
Start blowing the fill into the area farthest from the hatch door.
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.
Blow in the new insulation.
Pull back the existing insulation and use expanding spray foam the fire blocking type to seal any.
Blown in insulation in the attic seal attic bypasses.
You can rent insulation blowers but some stores provide the machine at no charge when you purchase your insulation from them.
Blowing in insulation is a messy prospect and you ll need to wear a dust mask protective eyewear.
Because the fill is light be careful not to blow away areas you ve already filled.
If you stand on joists in the.
It s one of the best ways to save money on energy bills since the co.
Someone needs to load the bags of insulation into the blower which will remain on the floor below.
Connect the hose to the insulation machine connect the hose to the blown in insulation machine.
Install or repair vent chutes.
In this video i ll show you how easy it is to install blown in insulation in your attic.
Inspecting your attic insulation.
If you plan on using the attic for storage you will need to raise the floor up before adding a second layer of insulation.
Never stand on joists.
First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation.
Then feed 1 2 a bag of fill into the machine and turn on the hose to start blowing the 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.