Premium Cork Underlayment is a 200 Sq. Ft. Roll, 4' x 50' that is great for all laminate, floating and some ceramic and stone installations. 51(STC) 50(ICC) With 6" cement slab. 65(STC) 64(IIC) With 6" cement slab and suspended ceiling. Reduces sound transmission from both the surface of a floor as well as through the floor to living spaces below Use under ceramic tile, stone, marble, engineered hardwood and laminate floors Acts as a crack isolation membrane that resists transfer or stress cracks from subfloor through to flooring surfaces Reduces thermal transmission, increasing the effectiveness of floor heating systems Easy to install in both glue-down and loose-lay configurations

Acoustical sound control under ceramic tile and stone

Enhance stress crack suppression

Great under Laminate and Floating Floors for Acoustic and sound dampering

Reduces thermal transmission

Can be used with heating systems