How To Add Loose Insulation To Attic

Inspecting your attic insulation.

How to add loose insulation to attic.

In a cooling climate a good blanket of attic insulation helps keep the house cooler and reduces the load on air conditioning equipment. First things first you need to go up into your attic inspect the condition of the insulation and calculate the current level of insulation. Affix rigid foam insulation to the attic side of the hatch or door. You can add loose fill on top of fiberglass batts or blankets and vice.

If you are not 100 confident with installing insulation lowe s recommends that you hire a professional. Department of energy fibgerglass batts have an r value of 3 2 per inch while loose fill fiberglass. Multiply the number of inches of insulation by the r value per inch. As opposed to batt insulation loose fill is excellent for completely filling small empty areas and gaps.

Loose fill insulation is great for installing in attics with very little headroom and multiple obstructions such as vents and cross beams. Add weatherstripping around the perimeter and a sweep to the door of a walk up attic. It can be effectively blown over existing insulation and. Loose fill insulation is sold in large bags containing tiny chunks of cellulose fiberglass or mineral wool fiber which a professional installer will use a blowing machine to install.

Add the right kind of insulation. Pull down stair or ladder. Use a zippered insulated tent to keep the enclosure draft free attic tent at 7 attic cover insulator 120. Attic hatch or door.

Most attics are insulated with blown in loose cellulose r 3 5 per inch blown in loose fiberglass r 2 5 per inch or fiberglass batts r 3 2 per inch. To view the next video in this series click here. According to the u s. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type.