Foam Products Eco Ultimate Silencer™ — 100 Sq. Ft. Roll is a high-density polyurethane and recycled-rubber acoustical underlayment with an integrated moisture-vapor film. It is designed for laminate, solid hardwood, engineered wood and bamboo flooring and can be used with floating, glue-down and nail-down installation systems where permitted by the flooring manufacturer.

The 100 sq. ft. roll measures approximately 3 ft. × 33.34 ft. and is 0.075" thick. Foam Products lists a density of 25 lb, R-value of 0.17, compression resistance of 20 psi and antimicrobial treatment for mold- and mildew resistance.

Eco Ultimate Silencer includes a moisture-barrier film rated for vapor emissions up to 4 lb per 1,000 sq. ft. per 24 hours. Higher moisture readings require additional protection according to the manufacturer.

Contractor Notes

• 100 sq. ft. roll: approximately 3 ft. × 33.34 ft.
• Thickness: 0.075".
• Suitable for floating, glue-down and nail-down laminate, hardwood, engineered wood and bamboo flooring when approved by the flooring manufacturer.
• Install film side down toward the subfloor.
• Suitable for radiant-heat flooring systems.
• Manufacturer sound-test results include IIC ratings up to 73, STC ratings up to 77 and Delta IIC of 22 depending on the assembly.
• For concrete vapor emissions above 4 lb/1,000 sq. ft./24 hr, use additional moisture protection as required.

Frequently Asked Questions

• How much does one roll cover? 100 sq. ft.
• Does it include a moisture barrier? Yes. The underlayment is bonded to a moisture-vapor film.
• Can it be used with hardwood? Yes, including solid and engineered wood when the flooring manufacturer permits the installation method.
• Can it be used with radiant heat? Yes.
• What is the thickness? 0.075".

Documents & Resources

• Foam Products Eco Ultimate Silencer Product Page