Ratings & Reviews for Project Source 100-sq ft 3.34-ft W x 30-ft L x 1 -mm T Standard Polypropylene Moisture Resistant Flooring Underlayment For Use Under Vinyl Plank,

What Customers Are Saying

Customers overwhelmingly praise this underlayment for its straightforward installation, effective sound dampening, and excellent value. The peel-and-stick adhesive strips, lightweight design, and self-adhesive edges make laying it simple and precise. Many report significant noise reduction from footsteps and pets, with a noticeably softer, more comfortable walking experience. Users consistently rate it as superior to cheaper foam alternatives and more expensive brands, appreciating the built-in vapor barrier and versatility. A few mention minor issues like unclear instructions or imperfect initial flatness, but most consider it reliable and worthwhile.