ThermalSheet 6 SqFt 3ftx2ft Synthetic Cork Underlayment Sound Absorbing, Thermal and Crack-Resistant

ThermalSheet is a synthetic cork underlayment that is installed on top of a subfloor and below a heating element. Recommend when installing an electric floor heating system over a concrete slab to prevent heat loss, it creates a thermal break, the heat is prevented from sinking into the concrete. Besides it provides sound dampening benefits and double the crack isolation benefits when compared to cork. It is lightweightup to 25 times lighter than traditional 1/4" backer board. This product is a 6 mm (less than 1/4 in.) thick, synthetic cork underlayment that can be installed with modified thinset and is specifically designed for setting tile and stone. It is an excellent insulation choice under our TempZone or Environ electric radiant floor-heating products. Its a very resilient with compressive strength of 41 psi at 25% strain, 54 psi at 50% strain, and 110 psi at 75% strain. Rated for residential use according to the Robinson Test. Single 2' x 3' sheet of synthetic cork insulating underlayment that functions as a thermal break Heat and cold resistant, and will not rot, support mold and mildew, or absorb moisture ThermalSheet has a 1.5 R-value, and it offers crack isolation of up to 1/4 This lightweight insulating underlayment will increase the energy efficiency of your floor heating system Can be used under a wide range of floor coverings like tile, stone, LVT, and laminate and can be used over any acceptable subfloor