• Waterproof 
• IIC Rating of 85
• STC Rating of 85
• Heavy-Duty Construction
• Sound-Reducing Underlayment

This S.W.A.T. Heavy Duty Waterproof Laminate Underlayment provides 200 square feet of coverage and is designed to add moisture protection and sound reduction beneath compatible laminate flooring. The heavy-duty waterproof construction helps protect the flooring installation while reducing sound transmission for a quieter space. With an IIC rating of 85 and an STC rating of 85, this underlayment provides high-rated impact and airborne sound reduction for compatible flooring applications.