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Open-Cell vs. Closed-Cell Spray Foam
Spray foam insulation has become a larger part of building envelope conversations over the last decade, but the discussion around open-cell versus closed-cell foam is still often oversimplified.
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Materials whose primary purposes is to provide thermal resistance, such as polyisocyanurate, expanded polystyrene (EPS), extruded polystyrene (XPS), cellular glass, mineral fiber and gypsum board.
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