Closed-cell polyurethane spray foam is known to be the most common of the two. Its considered a closed cell due to its high R-value. The R-value is the materials capacity to insulate and resist ...

Half a gallon of wood glue, a pile of random, scattered resistors, or in [Ken]’s case, closed-cell silicone foam. Wanting to avoid this situation he set about trying to make his own silicone ...

Closed-cell polyurethane spray foam has some pretty awesome qualities. It has a high R-value. Its resistant to water, mold and insects. It expands into hard-to-reach nooks and crannies.

Lexcell CC closed cell foam rubber by Yulex is the world’s first natural, plant-based replacement for polychloroprene (aka neoprene) foam. Originally created in partnership with Patagonia for their ...