Schluter Systems Kerdi-Board 48-in x 32-in x 1/2-in Water Resistant Polystyrene Foam Backer Board Item #337010 | Model #TR780W-BX-LW • BTU Rating: 16

• BTU Rating: 16

It fits a rough duct opening 12 inches wide by 12 inches long

MAP-Pro cylinder

Equipped with lifetime ceramic disc technology for a durable drip-free use

Schluter Systems Kerdi-Board 48-in x 32-in x 1/2-in Water Resistant Polystyrene Foam Backer Board Item #337010 | Model #TR780W-BX-LW • BTU Rating: 16Kerdi Board is a multi functional tile substrate and building panel, which can also be used in bonded waterproofing assemblies with tile. It consists of an extruded polystyrene foam panel, with a special reinforcement material on both sides and fleece webbing for effective anchoring in thin set mortar. Waterproof and dimensionally stable Panel may be used for bonded waterproofing assemblies for tile with proper preparation of seams Extruded