JM CladStone™ - Water & Fire Block Insulation

Johns Manville CladStone™ Water & Fire Block insulation is manufactured from inorganic fibers derived from volcanic rock. Advanced manufacturing technology ensures consistent product quality, with high-fiber density and low shot content for excellent performance. Noncombustible, with water-repellent properties, it is ideal for exterior cavity wall and rainscreen applications. Available in four densities, CladStone 45 (4.5pcf), CladStone 60 (6.0 pcf), CladStone 80 (8.0 pcf) and CladStone 110 (11.0 pcf).

FEATURES:

• Water-Repellent - Repels water to ensure drainage when applied as part of a proper exterior wall cavity system.
• Fire-Resistant - Melting point in excess of 2000˚F (1093˚C). Flame Spread of 0 and Smoke Developed of 0.
• Durable Inorganic Glass - No growth of fungi. No sustaining of vermin.
• Densities - CladStone 45 (4.5pcf), CladStone 60 (6.0 pcf), CladStone 80 (8.0 pcf) and CladStone 110 (11.0 pcf)