The Drain & Dry drainage board by Mar-flex Waterproofing and Building Products is one of the newest and sustainable solutions in the industry today. Drain & Dry is manufactured using “ecose” technology, which converts bio-based materials into an inert polymer that bonds mineral wool strands together. This process eliminates the formaldehyde and phenols found in traditional binders and insulations. Drain & Dry comes in several size, and is compatible with any Mar-flex waterproofing or dampproofing membrane. It offers protection for the waterproofing membrane during any backfill operations, superior drainage, and excellent thermal insulation. When you are looking for a functional, sustainable product for all your waterproofing needs, choose Mar-flex Waterproofing and Building Products. Mar-flex is proud to be one of the only companies in the industry offering sustainable products.