Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar B Tile Underlayment Roll 70-195 - The Home Depot

This premium underlayment is a multi-use flooring underlayment built for any type of flooring. Impressive sound ratings make this underlayment the ideal underlayment to be installed under any type of flooring. This is a premium underlayment for noise cancellation and antimicrobial purposes.

Nance Industries Premium Acoustic Underlayment (100 sq.ft./roll) 27074

Paper - Underlayment - Surface Prep - The Home Depot

ROBERTS 120 sq. ft. 10 ft. x 12 ft. x 0.006 in. Roll of 6 mil Moisture Barricade Polyethylene Underlay Film 70-115 - The Home Depot

Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar B Tile Underlayment Roll 70-195 - The Home Depot

QEP Tile and Flooring Underlayment Roll

ROBERTS 120 sq. ft. 10 ft. x 12 ft. x 0.006 in. Roll of 6 mil Moisture Barricade Polyethylene Underlay Film 70-115 - The Home Depot

Unison 2-in-1 Underlayment for laminate and engineered wood flooring is designed with 3/32 in. polyethylene foam for cushioning and a 2 mm thick top film to protect floors from harmful moisture vapor. Designed for on- or above-grade applications, it's easy to install with a plastic overlap and adhesive strip to join multiple rolls. Unison's foam construction also reduces everyday surface noise.

Roberts 70-025 Unison Underlayment

Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar B Tile Underlayment Roll 70-195 - The Home Depot

Fortifiber 500 sq. ft. 36 in. Wide x 167 ft. Long x 7 mil Thick Aquabar B Tile Underlayment Roll 70-195 - The Home Depot

Pergo FloorMate 100 sq. ft. 4 ft. x 25 ft. x 118.11 mm T Premium Foam Underlayment for Laminate, Engineered Hardwood PERFLRMTE - The Home Depot

DURAL Durabase WP 4.72 in. x 33 ft. Waterproofing Backer Board Seam Tape Underlayment WP 120-10 - The Home Depot