As a certified Duradek contractor, we offer the original sheet vinyl membrane for waterproofing decks. Duradek’s factory engineered products and professional, detailed installation techniques have set new standards for waterproofing that works. Duradek requires no regular maintenance except cleaning. Duradek is completely waterproof and protects the structure from rot. Duradek is manufactured in North America. Please contact us to discuss the benefits of DURADEK vinyl decking for your deck!