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Cosella-Dörken Products, Inc.

The brand that experts use for moisture management in foundations, walls, and roofs.

Outstanding products, remarkable expertise and excellent service. With a comprehensive portfolio of premium quality products and services Cosella-Dörken has created its position as one of the leaders in the North American construction-materials market.

For over 40 years, high quality products have been produced under the DELTA® brand name, always offering top levels of protection, reliability and energy conservation. This is the achievement of a company operating on an international scale with an exceptional team of highly motivated staff.

Cosella-Dörken Products Inc. is an autonomous subsidiary of Ewald Dörken AG (Germany), that has been a market leader for the building and construction industry in Europe for many decades.

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The company’s array of products includes foundation dampproofing, waterproofing and protection membranes, drainage systems, roofing membranes, water-resistive barriers, air barrier membranes, vapor barriers and ventilated rainscreens for the building envelope, covering and scaffolding tarpaulins, garden sheets, and more. The DELTA® brand also includes highly sophisticated paint systems and anti-corrosion systems, as well as phase changing materials for passive air conditioning in residential and commercial construction.

Our foundation protection, drainage and rainscreen products, manufactured in Beamsville, Canada are being distributed throughout the entire North American market. DELTA® products manufactured by our parent company Dörken in Germany are also sold abroad via subsidiaries in the Benelux countries, Czech Republic, France, Hungary, Italy, Poland, Russia, Slovakia, Switzerland, Turkey and the Ukraine. In other countries we work with sales partners, with some of whom we have been collaborating for many years.


DELTA® is a registered trademark of Ewald Dörken AG, Herdecke, Germany.
 

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International Builders Show
Jan. 10 - 12, 2017
Orlando, FL, USA

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Jan. 17 - 20, 2017
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