How To Add Blown In Insulation To Attic
Plan to pull up the flooring and layer new insulation on top of the old.
How to add blown in insulation to attic. First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation. Rent a loose fill insulation blower from a home improvement or hardware store. To install blown in insulation in existing walls holes are drilled at the top of each stud space usually on the exterior and material is blown in via a long flexible hose. But if the floor is covered in plywood you can t stuff enough insulation beneath it to do the job sufficiently not even in warm climates.
Connect the hose to the insulation machine connect the hose to the blown in insulation machine. 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. Then feed 1 2 a bag of fill into the machine and turn on the hose to start blowing the insulation. The hole is then.
Inspecting your attic insulation. While the process is fairly straight forward some upfront preparation is necessary. The situation was made much worse by the attic s blown in cellulose insulation. In this case we worked with the insurance company and took care of packing out belongings in the attic.
Once the material becomes wet it s very difficult to clean up. Install or repair vent chutes. However that service does add to the cost of restoration. Pull back the existing insulation and use expanding spray foam the fire blocking type to seal any.
Cellulose or fiberglass are commonly used as blown insulation. Blown in insulation in the attic seal attic bypasses. Make sure you use an unfaced batt one without a paper or foil layer so the insulation does not trap moisture in the ceiling. Lay the batts perpendicular to the joists so they do not compress the insulation below.
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. Add loose fill insulation to existing loose fill 1. Pull the existing insulation away from the roof. Position the new vent chute so the.
Wear a long sleeve shirt gloves eye protection and a dust mask.