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CertainTeed DiamondDeck Synthetic Underlayment 4' x 250', 1000 sq. ft.
CertainTeed's DiamondDeck® High Performance Synthetic Underlayment is manufactured to provide best-in-class performance in terms of both weather protection and contractor safety.
Select a store 123 Available in stock
Lightweight – Easy to work with and carry Excellent 180-day UV stability* – Finish roof when you are ready Excellent tear resistance – Durability, reduced puncture risk Superior wet/dry traction – Work faster and safer Cool gray surface color – More comfortable working environment More Information Brand CertainTeed Manufacturer Code 401273