Best Floating Floor Underlayments

360 Sq Ft Acoustical Underlayment with Vapor Barrier for Luxury Vinyl Flooring

QuietWarmth QWARM3x5F120 Electric Floor Heating System, 3' x 5', Black

FLOORLOT GoldMax Premium Floor Underlayment - 200 sqft Roll - 3mm Thick - with Moisture Barrier

QuietWarmth QWARM3X10F120 30 Sqft Electric Floor Heating System for Floating Floors-120V-Easy Installation, Uniform Heat, Maintenance Free and Ultra-Thin, 3' x 10', Black

Roberts 189-Feet X 40-Inch First Step Premium 3-In-1 Underlayment for Floating Laminate and Engineered Wood Flooring, 630 Square-Feet Roll

400SQFT AMERIQUE Premium 3 mm Thick Flooring Underlayment Padding with Tape & Vapor Barrier 3 in 1 Heavy Duty Foam (400SF Total, 200SF/Roll), 400 sq. ft., Silver Chrome (Pack of 2)

QuietWarmth QWARM1.5X10F120 Quiet Warmth 15 Sift Electric Floor Heating System for Floating Floors-120V-Easy Installation, Uniform Heat, Maintenance Free and Ultra-Thin, 1.5' x 10', Black

AMERIQUE 400SQFT 4TH Generation Luxury Platinum 2.5MM Thick Flooring Underlayment Padding 3-in-1 Heavy Duty Foam with Tape & Vapor Barrier, Extreme Sound Reduction & Moisture Protection

DURA-Son™ Premium Flooring Underlayment for Laminate and Engineered Hardwood Floors - Superior Sound Reduction, Compression Resistant - 3.5mm 1/8" 100 Sq.ft.

600Sqft AMERIQUE Premium 3 Mm Thick Flooring Underlayment Padding with Tape & Vapor Barrier 3 in 1 Heavy Duty Foam (600SF Total, 200SF/Roll), 600 Sq.', Royal Blue (Pack of 3)