ROBERTS 70-175 Natural Cork Underlayment Sheets - 2 ft. Wide x 3 ft. Long x 6 mm Thick - 300 sq. ft. (50 sheets/pack)

ROBERTS Natural Cork Underlayment is an outstanding sound barrier for all types of flooring. It reduces sound transmission, and helps to protect the floor against the transfer of stress cracks from the subfloor through to flooring surfaces. It also reduces thermal transmission, making it ideal for use with radiant heat systems. Easy to install in both glue-down and loose lay configurations. ROBERTS Natural Cork products are FloorScore Certified for healthier indoor air quality and may contribute towards satisfying credits under the LEED Green Building Program. Contains 50 sheets measuring 2 ft. x 3 ft. x 6 mm for a total of 300 sq. ft. coverage.

• For use under tile, porcelain, stone, laminate, and engineered click wood floors
• Acts as a crack isolation membrane, resisting the transfer of stress cracks up to 1/8"" from subfloor through to flooring surfaces
• Reduces thermal transmission, boosting the effectiveness of floor heating systems
• Easy to install in both glue-down and loose lay configuration
• 74 IIC & 70 STC when installed under ceramic tile on a 6 in. cement slab, and 22 Delta sound rating