AP19171 | Foam Insul Marathon Cavity | Rheem-Ruud

**Foam Insul Marathon Cavity (SKU: AP19171)** Rheem-Ruud's Foam Insul Marathon Cavity is an engineered foam insulation designed for use in Marathon® Cavity Wall Systems. It features a closed-cell structure that provides excellent thermal insulation properties, with a thermal conductivity of 0.033 BTU-in/(hr-ft²-°F). Its high R-value per inch helps reduce heat loss and improve energy efficiency, making it suitable for commercial, industrial, and residential buildings. The closed-cell structure also ensures moisture resistance, preventing mold growth and water damage. This foam insulation is lightweight and easy to handle, making it convenient for installation. It is flame-retardant and self-extinguishing, meeting industry safety standards. Our HVAC supply store offers competitive prices and fast shipping on this and other Rheem-Ruud products. Choose us for reliable supply and quality products for your industrial needs.