Expanded Polystyrene Foam Board Insulation Waterproof

Types of insulating boards choose from three types of insulating foam core boards for wall insulation.

Expanded polystyrene foam board insulation waterproof.

It performs well as insulation for garages pole barns basements and crawl spaces. Widely reported research by dow chemical co. Polystyrene insulation is very rigid unlike its fluffier cousins. Unlike other insulation materials it is waterproof and lasts a long time.

Poly shield offers both high efficiency and low cost insulation. Click to add item r 3 expanded polystyrene foam board insulation 3 4 x 14 1 2 x 48 6 pk to the compare list. Foam board insulation is a great alternative to the very common fiberglass batt insulation that is in most of our homes. 1 in x 4 ft x 8 ft.

0 56 in x 4 ft x 8 ft 1 unfaced polystyrene foam board insulation item 511270 model 100000050497. As an insulator it can withstand extremes in temperature and is also a noise reducer. Expanded polystyrene or xps extruded polystyrene or eps and polyisocyanurate or polyiso are the three main types of rigid closed cell insulation materials. Each type comes with unique advantages.

Our photo above left shows polystyrene foam insulating board below a concrete slab being poured in two harbors mn. Products with a higher r value have a higher cost but have an increased capacity to resist heat flow and therefore provide greater insulation. Expanded polystyrene also referred to as eps white board and bead board has the lowest r value of the three rigid foam board insulation types but is the most economical and versatile it can be used anywhere insulation is needed. 0 56 in x 4 ft x 8 ft.

It has a higher r value per inch of thickness it s resistant to moisture and is easy to work with. Shows that their extruded polystyrene foam insulation on average outperforms expanded polystyrene eps in below grade insulation applications. Polystyrene insulation is a kind of foam insulation that is used in both residential and commercial settings. What is foam board insulation.

Poly shield s closed cell eps core wraps the structure in permanent r value retarding radiant heat flow and reducing air infiltration. There are a few different kinds of foam board insulation diyers should know about. Each type is used in a variety of applications and under conditions where resistance to water and moisture is critical.