A leading processor of world-class High Density Polyethylene (HDPE) products, we provide the building industry with the highest quality drainage products available anywhere.

Our DMX FlexSheet™ air-gap waterproofing membrane far exceeds today’s most demanding building code standards. Our DMX FlexTube™ drainage tubing sets new standards in quality and durability.

When you use DMX products on your project, you can count on uncompromising quality and dependability. We are the first vertically integrated manufacturer in North America of air-gap membrane and tubing for foundation protection. We also supply drainage tubing to road building and agricultural drainage contractors. That means we control production from start to finish, from raw material to resin to final product.

To learn more about how you can lower job site costs and eliminate callbacks using DMX products, please explore our site. You will also find links to industry information, useful calculation tools and installation manuals.