Putting Insulation In Attic Ceiling

Covers topics from hatches to ventilation baffles and provides links to publications and videos for more information.

Putting insulation in attic ceiling.

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. How to put insulation in a ceiling before drywall. 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. Insulation level are specified by r value.

What is the right insulation for an attic. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. 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. The higher the r value the better the thermal performance of the insulation.

If you don t have an attic however there is. 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. If you have an attic there are quick ways to insulate the ceiling from above after drywalling it. 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.

In this video this old house general contractor tom silva and host kevin o connor explain how to insulate an attic. Determine the type of insulation needed for your attic. 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. While wearing dust mask and gloves carry r 38 batts of unfaced fiberglass insulation into the attic.

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. The table below shows what levels of insulation are cost effective for different climates and locations in the home. We used batt insulation for our project. Batt and roll insulation also called blanket insulation are designed to fit between joists and wall stud cavities.

But saving 1 000 or more with blown in ceiling insulation will make up for your aching back. The long term payoff of insulating an attic is impressive too. Lay the batts across the ceiling joists covering the existing insulation. Air migrates from warmer spaces toward colder spaces and insulation is designed to help prevent or at least slow that migration.