Which Insulation To Use For Attic

If you can get to your attic easily then insulating your attic with foam board is an excellent way to either turn it into an additional living space or cut down on energy costs.

Which insulation to use for attic.

Add the right kind of insulation. The higher the r value the better the thermal performance of the insulation. Affix rigid foam insulation to the attic side of the hatch or door. What are the right types of insulation for an attic.

The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type. R value is a measure of insulation s ability to resist heat traveling through it. Slide a yardstick or tape measure into the existing insulation. Spray foam batt fiberglass blown in fiberglass loose fill cellulose and radiant barrier insulation can all be installed.

Pull down stair or ladder. So it s time to pay close attention to what s happening up there. However typically batts offer the worst insulation performance for any job. Use a zippered insulated tent to keep the enclosure draft free attic tent at 7 attic cover insulator 120.

Attic hatch or door. Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces. Fiberglass insulation is calculated based on the number of batts or rolls you need. The higher the r value the better the thermal performance of the insulation.

Blown in loose fill insulation such as fiberglass and cellulose is ideal for attics. Add weatherstripping around the perimeter and a sweep to the door of a walk up attic. When adding additional insulation you do not have to use the same type of insulation that currently exists in your. The table below shows what levels of insulation are cost effective for different climates and locations in the home.

Cellulose insulation is calculated based on the depth of the blown in insulation. Insulation level are specified by r value. If it isn t at least 19 inches deep add more. Blown in insulation requires the least amount of work but requires special tools and equipment.

What insulation to use in the attic. Fiberglass batts offer the easiest way to add attic insulation or just about any area of your home. Check rim joists and unfinished basement walls and compare depth with an r value map and chart for your area. Decide on the type of insulation to use.

Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer. But grabbing a bundle at the store and rolling it out takes little effort so people use them frequently.