DMX Airflow
Premium Underlayment
DMX Airflow™ Premium The best choice for floating floors over concrete or areas where moisture is a concern


  • Patented Underlayment: US Pat. No. 9,869,100 / Canadian Pat. No. 2,948,276
  • Space age foam on BOTH sides makes your floors cozy and comfortable
  • Air gap design promotes air flow under your floors to evaporate mold causing moisture
  • You can lay Laminates, Engineered Hardwood or Carpet directly on top of DMX Airflow™, NO OSB or Plywood required
  • Simple, fast and easy to install – no special tools required
  • Low profile means that you do not have to re-adjust the heights of your doors and stairs
  • 100% Waterproof on ALL sides
  • Complete moisture-proof seals at the joints with DMX Joining Tape™
  • Does NOT require a complicated moisture test of the concrete prior to installation as required by traditional foam underlayments
  • Foam on both sides of membrane insulate your floors from the cold
  • Crush Resistant – Compressive strength of 8,000 lbs/sq.ft to 55 PSI
  • 25-Year Warranty – Best in the Industry
Dimensions Imperial Metric
Roll Length 29 feet 8.8 metres
Roll Width 42 pouces 1.07 metres
Dimple Height 1/8″ 4 mm
Roll Weight 15 lbs 6.5 kg
Sq. Ft. / Roll 100 sq.ft. 9.3 sq.m.
Compressive Strength 8000 lb/sq.ft 39059 kg/sq.m.

DMX Airflow™ Premium Underlayment videos

DMX Airflowtm – Introductory
DMX Airflowtm – Installation
DMX Airflowtm – Installation

Just the facts

Space-age contoured foam designed to absorb noise and vibration.
Tough HDPE membrane with unique dimple design doesn’t trap moisture like traditional foam underlayments.
Air flow and air circulation beneath your finished floors allows moisture to evaporate. No moisture = No mold.


“Wanting to upgrade from what I had, I researched and found DMX Airflow.  It was the right price, promised to do everything I needed and seemed to be a simple project.  The only problem was that I live in New Jersey and DMX Airflow is shipped from Canada.  I called and Joanna answered all of…

Rich B.
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“My wife and I hired a general contractor to finish our unfinshed basement in our newly built home. In order to save money I decided that I would handle the subfloor and floor installation in order to save labour costs and we would leave all the rest (framing, electrical, plumbing, drywall etc) to the pros….

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“Hi…We absolutely loved the DMX Airflow. We did indeed get the last roll that we needed to finish my in-law suite downstairs. My nephew who installs flooring, was doing the basement suite for me. We just purchased this house in May of last year. My son and his family live upstairs. When Kenn suggested laminate…

Tina B, Inverary, ON
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“I installed two bamboo floors in two bathrooms using bamboo from Cali Bamboo and I used your DMX Airflow product. I could not believe the quality and ease of use. I had looked at all outlets for an underlayment but was not impressed so I found your company online. I highly recommend this to anyone…

Don W. Rockledge, FL
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