Insulating Attic Crawl Space Walls

How to insulate your crawl space.

Insulating attic crawl space walls.

Use foam sealant such as great stuff to seal the joints. In an unvented crawl space you should insulate the perimeter walls. Hang fiberglass or foam insulation materials starting at the top of your crawl space walls. It is probably the most well known type of insulation.

Fill the ends of joist bays with rectangles cut from rigid board insulation. The best method is to insulate crawlspace walls with rigid insulation. As the name implies this type of insulation is applied with the use of a sprayer. Concrete block brick and even stone.

That way plumbing pipes and hvac ducts are protected from freezing temps helping to conserve energy. Jm comforttherm kraft faced and unfaced insulation are all possible products to use for this application. This is also known as fiberglass insulation. This type of insulation may be faced with silver foil with the foil facing inward toward the crawl space.

Rigid foam insulation works for any type of masonry wall. In a cold climate the most efficient technique is to insulate the walls of your crawl space and close it off from the elements by sealing all air leaks. Types of insulation two inch expanded polystyrene foam board is the favored insulation for crawl space inside walls.