Product Description

Johns Manville announces the launch of JM CladStone™ Water & Fire Block Insulation, a noncombustible continuous insulation mineral wool product. This premium mineral wool product allows for the effective drainage of water from an exterior wall cavity system, while offering exceptional thermal efficiency, fire resistance and acoustical performance. The addition of this new product further enhances the breadth and depth of JM’s complete line of insulation products by providing the market with a rain screen product that works with a variety of exterior cladding systems.

JM CladStone Water & Fire Block is specifically manufactured for superior performance in cavity wall and rain screen applications. Made from basalt, a volcanic rock, JMCladStone Water & Fire Block is naturally noncombustible, moisture repellent, non-deteriorating, and will not mildew or support corrosion.

Additional product performance advantages include:

· Use with a wide variety of cladding systems: JM CladStone can be installed with a variety of exterior cladding systems including strapping, brick ties, girts and purlins, and other exterior cladding mechanical attachment systems

· Flexible installation: JM CladStone can be mechanically fastened using impaling pins, screws and washers, insulation fasteners, plastic cap nails, or other fasteners

· Smart engineering: Advanced manufacturing technology ensures consistent product quality, with high-fiber density and low shot content for excellent performance

Product Specifications