Duradek MidAtlantic is the only Distributor for Duradek and Durarail in the DE, MD, VA and DC Metro area. Duradek outdoor vinyl flooring is the leading walkable waterproof vinyl membrane for rooftop decks, balconies, porches, enclosures and more. Sold to and installed ONLY by trained contractors within our Dealer Network, you can be certain the job is being completed correctly. Durarail powder-coated aluminum railing systems are built to last and are the perfect finishing touch for your project. No more rusty or rotted handrails.