Add Extra Insulation To Attic

Lay a walkway.

Add extra insulation to attic.

Blown in attic and wall insulation is a more effective way to add insulation to older homes. When you do the measuring make sure you have plenty of light to work by and work on a cool day. Inspect the exterior walls by using an electrical outlet. Keep adding layers until you get to r 38.

You can do it yourself for about 500. Insulation should be rolled out perpendicular to the joists and unfaced rolls should be used. Put on goggles and gloves to protect yourself while handling. Measure how much insulation you already have.

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. Batt or rolled insulation or blown loose fill insulation fiberglass or cellulose can be installed on top of old insulation. Install fiberglass batts over existing batt insulation. Follow the manufacturer s on package recommendation for r value based on your geographic.

To install it just lay it across the joists. How to add extra insulation to an attic 1. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type. Add the right kind of insulation.

When adding additional insulation you do not have to use the same type of insulation that currently exists in your attic. Multiply length by width to determine the attic s area and the amount of. If you need to add insulation in your attic save big by blowing in cellulose insulation yourself. Check the depth using a tape measure.

Because the simplest and cheapest way to insulate an attic is to add material to the floor. How do i add insulation to existing attic insulation. Pull out a small amount of insulation if needed to help. If you already have six inches of insulation and you want to get to the recommended r 38 add an attic blanket it s also made of fiberglass but it has no paper backing.

You should be able to see if there is insulation in the wall. Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all. How much does attic insulation cost. Rosie romero is an arizona home building and remodeling industry expert with 25 years of experience.

You can add loose fill on top of fiberglass batts or blankets and vice versa. The pros charge 1 500 to 2 000 to do a 1 200 sq ft. To determine if you need more insulation measure what s in place with a ruler or tape. Turn off the power to the outlet.

The chart included below shows you the approximate thickness of each type of insulation you should ideally have in the attic.