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Project Source 100-sq ft Premium 6-mil Flooring Underlayment in the Flooring Underlayment department at Lowes.com
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TrafficMaster 100 sq. ft. 3 ft. x 33.34 ft. x 1/8 in. Acoustical Underlayment with Attached Vapor Barrier for Laminate Flooring QW100N1HD - The Home Depot
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MP Global Products QW100B1LT Laminate Flooring Underlayment with Attached Vapor Barrier Offering Superior Sound Reduction, Compression Resistant and Moisture Protection, 3' x 33'4", Blue, 99 Sq Ft - Carpet Underlayments - Amazon.com
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