Putting Insulation In Attic Ceiling

While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic.

Putting insulation in attic ceiling.

You could see your energy bills go down by as much as 15 to 25 percent depending on your climate and existing levels of insulation. Work from the perimeter of the attic toward the door or hatch so that you don t trample all over the insulation you just put in. Always cover the tops of the ceiling joists to make sure the insulation is deep enough to reach your target r value and to prevent thermal bridging the heat loss that occurs through the wood framing. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.

Typical ceiling insulation involves spreading either loose fill or batt the term commonly used for blanket insulation within the attic or airspace of a home. The higher the r value the better the thermal performance of the insulation. In this video this old house general contractor tom silva and host kevin o connor explain how to insulate an attic. Covers topics from hatches to ventilation baffles and provides links to publications and videos for more information.

We used batt insulation for our project. Determine the type of insulation needed for your attic. Air migrates from warmer spaces toward colder spaces and insulation is designed to help prevent or at least slow that migration. How to put insulation in a ceiling before drywall.

And you may also qualify for a tax credit on the blown in. If you have an attic there are quick ways to insulate the ceiling from above after drywalling it. If you don t have an attic however there is. The table below shows what levels of insulation are cost effective for different climates and locations in the home.

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. Lay the batts across the ceiling joists covering the existing insulation. Commonly used for diy projects they work well in open spaces like attic floors. The long term payoff of insulating an attic is impressive too.

R value is a measure of insulation s ability to resist heat traveling through it. It covers specific information on attic insulation and ceiling insulation that will assist with proper installation to meet resnet grade 1 criteria for fiberglass and mineral wool batt insulation. Batt and roll insulation also called blanket insulation are designed to fit between joists and wall stud cavities. Your home needs at least some type of insulation to keep the interior temperature of your home regulated regardless of the specific climate you live in.