QuietWalk Laminate and Floating Wood Flooring Underlayment with Attached Vapor Barrier- Sound Reduction, Compression Resistant, Moisture Protection 3'Wx33'4"L Roll (Covers 100 sq. ft) QW100B1LT - Carpet Underlayments - Amazon.com
Hardwood Floor Underlayment - California Flooring and Design
ROBERTS AirGuard 630 sq. ft. 40 in. x 189 ft. x 2 mm 5-in-1 Underlayment with Microban for Laminate and Engineered Wood Floors 70-105-1 - The Home Depot
WhisperMat Soundproof Underlayment for Hardwood Floors
Underlayment: What It Is and Why You Need It – Stuga
QuietWalk 100 sq. ft. 3 ft. x 33.3 ft. x 3 mm Underlayment with Sound and Moisture Barrier for Laminate and Engineered Floors QW100B1LT - The Home Depot