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, WPC and SPC Vinyl Planks (5mm or thicker) 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
  • 50-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.


“We installed DMX Airflow over our concrete basement floor before installing laminate over it. It was fun & easy to work with. We’ve found that not only does it keep the floor dry it is also much warmer. We went with this combination mainly because of the ease of cleaning. So far so good, everything…

Brad P – Winnipeg, MB
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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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“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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“I completed approximately 3 months of research on Underlayments as I wanted to ensure that my floor were protected from moisture. I did my research online and came across DMX Airflow. I found the videos helpful and noticed an increase in the warmth of the floors before I even completed my project, when I only…

Brian H. Harrisburg, PA
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