Roberts 70-193A Super Felt 360 sq 60 in. x 72 ft. x 3 mm Cushion Underlayment Roll for Engineered Wood and Laminate Flooring, Green
Brand: Roberts
Color: Green
For use with engineered wood and laminate flooring
Provides cushion over concrete and wood subfloors
360-Feet square roll.The IIC and STC tests measure sound transference from an upper level room to a lower level room. The IIC measures sound such as moving furniture and walking, while the STC measures sound such as voices and television.
Sound Transmission Lost Test (STC) rating of 66
Impact Sound Transmission Test (IIC) rating of 67