Crawl space insulation will help you maintain a more consistent temperature inside your home. Rigid foam board insulation is great for the concrete walls of your foundation.

Rigid foam insulation: This type of thermal insulation consists of solid boards with a radiant barrier on one side. It is suitable for sealing crawl space walls and basement walls.

Polyiso is a closed-cell, rigid foam board insulation that typically comes in 1”, 2”, and 4” thickness. THERMAX™ and Dow “blue board” are the two most common types of polyiso insulation.

The crawl space under my 1910 home is just exposed dirt and leftover building materials. I need to add a vapor barrier and wonder about the best one. The foundation consists of granite slabs and ...

If your crawl space was prone to flooding and you've decided to fix it with a drainage system and a sump pump, consider replacing the joist insulation, too. The existing insulation is likely wet ...

4. Prevents Ice Dams In colder climates prone to freezing temperatures, putting insulation into the joist space of your attic crawl space can safeguard against the formation of ice dams caused by ...

News Home and garden Ask The Builder: Vapor barrier and insulation in crawl space will mean warmer floors Sat., Sept. 9, 2017 This is a pretty normal creepy crawl space.

Crawl spaces are popular in Southwest Washington. They’re more cost-effective to build than basements, make plumbing and heating systems accessible and they leave room for floor insulation.

Q: We live in a garden unit of a four-unit condominium building, and when it rains, water infiltrates into our crawl space. We can smell a musty odor in our living area. We have been experiencing t… ...