Duradek is the original brand of waterproof vinyl deck membranes, introduced in 1974. The leader in the vinyl decking industry, the brand name ‘Duradek’ is often used synonymously for the term ‘vinyl decking’ or ‘pvc membrane’. Duradek is manufactured in North America and is the most tested and performance proven sheet vinyl on the market with over 150 million square feet installed. Lean more about Duradek.