![]() ![]() Apply more slurry on top of the tape.ġ4d. Dip 2.5‐inch or wider high strength polymer coated fiberglass tape into the slurry and center it on chalk lines.ġ3d. Prepare a slurry of Thin‐Set mixed with Acrylic Mortar Admix to proper consistency.ġ2d. Snap chalk lines on the Kinetics Soundmatt marking the joint placement of the reinforced cement backer board sheets.ġ1d. Lay down minimum 1/2‐inch thick reinforced cement backer board sheets with a 1/4‐inch gap between the units, offsetting the joints 8 to 10‐inches from the Soundmatt below.ġ0d. Roll out a layer of builders felt or 6‐mil poly sheeting with 6 to 8‐inch overlap over the Soundmatt.ĩd. Provide adequate ventilation to carry off excess moisture during installation.Ĩd. Option D) Reinforced cement backer board Environmental Requirements: Install only when the ambient temperature is above 55 degrees F.Note: Do not nail, screw, and/or staple into the Soundmatt with fasteners. Secure plywood or OSB layers together with 7/8-inch long screws spaced within 3-inches of the edges and spaced no greater than 8-inches in the field. Note: Finished flooring manufacturers often require 1/8-inch gap between top layer of plywood or OSB sheets to allow for expansionġ2c. ![]() Lay down second layer of 1/2-inch thick plywood or OSB layer oriented 90 degrees and with joints staggered at least 12-inches in relationship to first plywood layer. Trowel glue across the top of first layer of plywood or OSB.ġ1c. Lay down first layer of 1/2-inch thick plywood or OSB with joints staggered in relationship to Soundmatt joints.ġ0c. Note: Do not adhere or fasten the plywood to the Soundmatt.ĩc. Do not adhere felt or sheeting to the Kinetics Soundmatt. Optionally, lay builders felt or 6‐mil poly sheeting with 6 to 8‐inch overlap on top of the Soundmatt.
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