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3.83-ft W x 26.33-ft L x 6 -mils T Poly film Moisture Resistant Vapor Barrier 100-sq ft Flooring Underlayment For Use Under Vinyl Plank, For Use Under Laminate, Hardwood

Ratings & Reviews for Project Source 3.83-ft W x 26.33-ft L x 6 -mils T Poly film Moisture Resistant Vapor Barrier 100-sq ft Flooring Underlayment For Use Under Vinyl Plank, For Use Under Laminate, Hardwood

4.5
659
Review
 4.5 out of 5
659 Reviews


90% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this underlayment for its exceptional moisture barrier performance and ease of installation. Most highlight its durability, reliability under vinyl plank and laminate flooring, and user-friendly design with built-in adhesive strips that simplify joining sheets. Reviewers consistently note the flexibility, ease of cutting, and ability to lay flat, making it ideal for DIY projects. Many emphasize the strong value proposition, describing it as cost-effective and high-quality. A few mention the roll size falls slightly short of advertised coverage or that it feels thinner than expected, but these concerns are minimal. Overall, most customers report strong satisfaction and would purchase again.

Customer review summary generated by AI, including incentivized reviews.
659 Customer Reviews

Easy to Install

Would Recommend

Easy to handle, easy to install under my new flooring

October 3, 2026
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Decent

Would Recommend

Good thickness, generally feels good quality, just over priced.

September 29, 2026
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Great Custpmer Service

Would Recommend

Great Customer service pointing me to the right product for my roof.

September 28, 2026
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Great product

Would Recommend

I am so happy I bought this easy to use and worked great!

September 25, 2026
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Would Recommend

So far so good

September 23, 2026
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Great for when redoing your floors.

Gret quality. Worked perfectly fine as the liner when we installed our new laminate flooring. Our installation crew said this is the only one they use and it is highly recommended. No issuse at all with it.

September 18, 2026
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Would Recommend

Does the job it was designed to do. Easy to roll out and work with.

September 13, 2026
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Good Value!

Would Recommend

Inexpensive compared to other options, worked great and was relatively easy to work with. I highly recommend especially for easy square rooms. Ones with cut outs I may upgrade.

September 13, 2026
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Works as advertised, affordable.

In stock. Delivered on time. Works as advertised, so what's not to like?

September 12, 2026
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looks good

Would Recommend

everything turned out good!

September 8, 2026
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