DMX 1-STEP 100 sq. ft. 44 in. x 27 ft 6 in. Unique Air Gap Underlayment Prevents Mold-DMX 1-Step at The Home Depot
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Model # DMX 1-Step

100 sq. ft. 44 in. x 27 ft 6 in. Unique Air Gap Underlayment Prevents Mold

DMX 1-STEP 100 sq. ft. 44 in. x 27 ft 6 in. Unique Air Gap Underlayment Prevents Mold

This item has been discontinued.
The Home Depot no longer carries this specific product.

$98.97 / roll
Item cannot be shipped to the following state(s): AK,GU,HI,PR,VI


In Stock



Model # DMX 1-Step

Internet # 204494289

DMX 1-Step Underlayment is a mold barrier, moisture barrier, thermal barrier and sound barrier all in one underlayment. DMX 1-Step Underlayment has an industry leading 6,000lbs/sq.ft Compression Strength, so DMX 1-Step will not buckle under the weight of your heavy furniture. Installation is easy, all you need to do it lay it down and tape together the seams.

  • DMX 1-Step Underlayment has a unique dimpled design that creates an air gap to eliminate the growth of mold
  • The space age foam provides cushioned warm floors
  • DMX 1-Step Underlayment is the ONLY dimpled Underlayment that is approved by the North American Floor Association (NALFA)
  • For more information can be found on the wrap that comes with the DMX 1-Step including installation instructions

Info & Guides

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Antimicrobial  Yes  Assembled Depth (in.)  0 in 
Assembled Height (in.)  0 in  Assembled Width (in.)  0 in 
Commercial / Residential  Commercial / Residential  Cushioning  Yes 
Flooring Product Type  Underlayment  Flooring type(s) used with  Any 
Manufacturer Warranty  50 year warranty on manufacturer defect  Material  Plastic 
Moisture control included  Yes  Package coverage (sq. ft.)  100 
Product thickness (mil)  Recommended overlap (in.) 
Returnable  90-Day  Roll length (ft.)  27.6 
Roll width (in.)  44  Sound absorbing  Yes 
Subflooring type  Any 



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If product is eligible for shipping to AK, HI and US Territories additional transit time and remote surcharges may apply.