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BlueStep Underlayment with Moisture Barrier for Laminate and Wood Floors, (200 sq.ft Roll)

  • Based on 2,475 reviews
Condition: New
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Availability: 13 left in stock
Fulfilled by Amazon

Arrives Aug 7 – Aug 9
Order within 16 hours and 25 minutes
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Features

  • ROLL SIZE - 200 sq. ft.
  • MOISTURE PROTECTION - Protect your floors from harmful subfloor moisture with built-in moisture blocking film. No additional films required!
  • STANDARD SOUND ABSORPTION - Helps quiet sounds from foot traffic. Reduces noise in todays active households & minimizes the hollow sound associated with floating floors.
  • USE - For laminate, engineered wood, and solid hardwood floor systems.
  • EASY INSTALLATION - Easy to roll out and connect seams with included tape.
  • MAXIMIZE COMFORT - Cushioned foam underlayment helps smooth out minor subfloor imperfections & irregularities. Increases thermal and sound insulation.

Description

This premium underlayment is designed to deliver maximum stability, comfort, and protection for your floors. Its thick construction fills in gaps and uneven areas, preventing curling, shifting, or loosening of flooring over time. The result is a firm, stable foundation that extends the life of your floors and shields them from damage caused by imperfect subfloors. Engineered from high-quality waterproof and sound-absorbing materials, it not only enhances durability but also reduces noise, controls moisture, and resists temperature fluctuations—keeping your floors protected in any environment. Installation is quick and effortless, requiring no specialized tools. Whether you’re a first-time DIYer or a seasoned installer, you can achieve a smooth, professional finish in less time and with less effort. Perfect for use in living rooms, bedrooms, studios, and even bathrooms, this versatile underlayment provides superior cushioning and long-lasting protection, ensuring your floors remain beautiful and stable for years to come.

Material: Polyethylene foam


Brand: Floorlot


Item dimensions L x W x H: 10 x 10 x 44 inches


Color: Blue


Shape: Rectangular


Item Dimensions: 10 x 10 x 44 inches


Item Thickness: 3 Millimeters


Item Weight: 3 Pounds


Color: Blue


Item Shape: Rectangular


Item Form: Sheet


Material: Polyethylene foam


Grade Rating: Residential


Brand Name: Floorlot


UPC: 030043224736


Number of Items: 1


Model Number: 200sqft 3mm


Part Number: FL-001


Item Type Name: Underlayment


Global Trade Identification Number: 36


Included Components: Underlayment


Unit Count: 200.0 Square Feet


Manufacturer: Floorlot Flooring


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Aug 7 – Aug 9

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Good quality at an Exceptional price
Color: Blue
Great product. PROS: COST is a definite plus. Less than 1/2 the cost of 3mm underlayment at a local "Big Box" store. Cost of 3mm thick underlayment at Big Box store is $54.99 for 100 square feet. It does have a grid pattern on it that this does not have. That is $.55 / square foot. The cost of this on Amazon is $41.99 for 200 square feet. That is $.21 a square foot. You decide if pretty lines are worth $.34 a square foot. They were not to me. For a comparable price at a big box store you are buying 2mm underlayment at it is still $.30 / square foot ($.09 more than this). This is the best price on underlayment I have seen. QUALITY: Seems to be very good. I was concerned because some indicated that the tape that is built to hold them together was not very good. I have laid four rolls of this so far, and have had no issues with that. This seems to be as good a quality as other products that are similar. Held up well during installation, even by an inexperienced do-it-yourselfer like me, and some of it remained uncovered for over a week between the time we put it down and actually got it covered. There was no visible wear or damage even though it was exposed in a high traffic area CONS: None so far (unless you really need those grid lines to help keep things straight - recommend you use a chalk box with a tape measure and a square instead!) INSTALLATION: We are using this as underlayment on engineered click and lock hardwood flooring (3/8") thick and it has been great. We are installing on a particle board subfloor that is 30+ years old. When we are in the basement (floor below the one we are installing this on) this really helps dampen the sound of people walking on the hardwood floor. Also has helped reduce or eliminate some of the squeaks in the subfloor that it was covering (again - the original house is 35 years old and the nails in a lot of the subfloor are loose so it was very noisy before we put in screws and added this padding). We are not using this on concrete, and are not using it in a bath / shower area, so we cannot say how it will work in those areas. However it is in our Kitchen, main hallway, entry way, living area and dinning area, and it seems to work great. Would definitely purchase again if we needed to install more flooring. ... show more
Reviewed in the United States on December 28, 2017 by R Haws

  • Professional grade product at reasonable price
Color: Blue
This is high quality underlayment that has just the right thickness to dampen the sound of laminate flooring and not feel mushy when walking over. It is easily installed and has a tape strip on the underside that is painless to seal to adjoining rows. Most of the underlayment at the big box stores are double the price for thinner underlayment and require the purchase of expensive, overpriced tape. This underlayment unrolls flat and appears very durable. I have some areas that have had the underlayment applied, waiting for over a week for me to cover with the laminate as I am working on other areas. I have walked on same daily and created no problems or torn areas. The company sent an email with links to professional installation instructions and delivery was within two days after ordering. Considering that the price is half that of the big box stores, thicker and not requiring the purchase of binding tape, there's little reason to not to buy this product. ... show more
Reviewed in the United States on March 7, 2018 by Comorant

  • Easy to work with.
Color: Blue
Easy to work with. Have used this product as my vapor barrier for my entire upstairs bedrooms. A bit expensive but worth the investment.
Reviewed in the United States on February 15, 2026 by T. Mac

  • Good purchase in terms of quality and value, very few issues to contend with.
Color: Blue
I bought a single roll and had just enough for my office space of 12x12 and 7x7 connected spaces. The quality is there for the value though this isn't high end foam. It was fairly easy to work with and went down quickly with one exception. The roll comes with tape on the underside to help seal the rows together. I found this tape ultimately created crinkles in the seam. If you messed up, the tape made it difficult to adjust the seam, almost tore the overlapping layer a couple of times, and generally made things more difficult for me. I ended up grabbing my packing tape and using it instead. It created much cleaner seams and was faster. So... if you can find a version of this brand without the tape, you're in business! Otherwise, maybe just expect to use packing tape or be better than me (which shouldn't be too hard, let's face it....) I would buy this again for another project based on the quality and the value for the cost. ... show more
Reviewed in the United States on January 7, 2019 by A. Howerton

  • Great stuff, best deal for this thickness, I think it's worth it to go 3 mil instead of 2 mil
Color: Blue
If you're planning on the supplied tape already attached to stick to the floor, you may be disappointed. Maybe if you clean the sub-floor so you could eat off of it, maybe. I had hoped it would, but it comes right up. Having said that, it sticks great to itself when its time to line up the next row of material. It has a drop-cloth type of plastic sheeting of a few inches sticking out past the edge so you can tape the next row to that and leave a tiny gap so not to overlap and keep from sliding around. Turns out you really don't need to tape all of it down to the floor. However, I was using for second story which has wood sub-floor and not as exposed to moisture like a concrete first floor would be exposed to. I think you're supposed to buy some red tape or something designed for this purpose and really tape it down and seal on a concrete floor. Other than that, it came in nice condition. It came fast, best deal on the web! I shopped a bunch for this stuff. Way cheaper than it was a Lowes or Home Depot and thicker than their cheapest stuff. Probably as good as their stuff that was like double the price or more. ... show more
Reviewed in the United States on December 11, 2019 by Jables

  • Priced Right and Gets the Job Done
Color: Blue
This was my first time doing a laminate "floating" floor and this underlayment was just what I needed with amazing value to boot. I'm that annoying combo of completely amateur DIYer, cheap, and willing to research. I'm going to do it myself even if it doesn't look professional and I'm going to pinch as many pennies as possible along the way. This product was most definitely the best bang for my buck for this project. Anything the local home improvement stores were carrying that was in this price range was thinner and without a vapor barrier. I only even needed 300~ square feet but buying 2x200 of this was still the right choice value-wise. I was slightly worried about potential shipping damages based on some reviews but both rolls arrived unblemished and ready to roll out. Random, but the cardboard did sorta stink. I dunno, maybe there's moisture in the warehouse or something. Either way, the rolls were wrapped in plastic and thankfully didn't absorb any of the smell. There was some uneven and jagged cuts on the first few feet on my first roll but nothing that would take it outside of working margins. I really can't overstate my satisfaction on this purchase. Never thought I'd score something in this category on Amazon, or online at all. Was just on a whim while trying to do some research that I decided to see if Amazon had anything of the sort. I'm glad I did. Thumbs up. ... show more
Reviewed in the United States on November 18, 2019 by Schlitty

  • Good quality and great price.
Color: Blue
Used many types of underlayment but this is the best. Nice solid feel and not like cheap foam sold by big box store. It’s nice and thick also.
Reviewed in the United States on July 22, 2025 by anthony m.

  • MAKE SURE TO GET THIS!!
Color: Blue
THIS STUFF IS A MUST HAVE!!! The icing on the cake is the AMAZING customer service the company provides!!! I have been beyond satisfied!!! Thank you Floorlot.com and blue underlayment!!
Reviewed in the United States on May 19, 2026 by Lynne E. Gulotta

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