Insulating House Addition Floors

There are good reasons why we put more of our air sealing and insulating time and money into attics and walls than we do floors.

Insulating house addition floors.

In most parts of the united states insulating the exterior edge of a slab can reduce heating bills by 10 to 20. Jim wright s house in western arkansas has a pier foundation that elevates floor framing about 40 inches off the ground. A pier and beam home built on top of sturdy supports typically has an open crawl space between the floor of the house and the earth. How wright wonders should this be insulated.

I am considering two methods of insulation he. When we choose to insulate a roof assembly it s even more important that we get the details right. How to insulate existing floors. For our walls we have numerous insulation materials and.

Dollar for dollar upgrading your attic insulation is one of the best energy investments you can make. Just because you find insulation in one wall doesn t mean that it s everywhere in the house. Inspect and measure the thickness inches of any insulation in unfinished basement ceilings and walls or above crawlspaces. Insulating a slab in an existing home can be expensive and disruptive but if the slab in your home is cold it is possible to dig around the perimeter of the house and install insulation usually foam board.

An uninsulated floor allows heat to escape making the house less energy efficient. Adding insulation mitigates the problem but there are some considerations to keep in mind. Check outlets on all floors as well as old and new parts of your house.