CertainTeed DiamondDeck HD Synthetic Roofing Underlayment, 48 in. x 250 ft (10 SQ Roll) Sustainable Materials Designed for 15/16-in Prelude grids

Designed for 15/16-in Prelude grids

Maintenance Free — No need to replace any bulbs

Cottage styling

500 lb load

or end molding to handle multiple doorway and edge conditions

CertainTeed DiamondDeck HD Synthetic Roofing Underlayment, 48 in. x 250 ft (10 SQ Roll) Sustainable Materials Designed for 15/16-in Prelude gridsDiamondDeck HD Synthetic Roofing Underlayment, 10 SQ Roll High performance, scrimreinforced synthetic roofing underlayment designed for superior weather protection and contractor safety. Offers outstanding dimensional stability versus felt and a slip resistant top surface for secure footing, even when wet. Key Features: High Performance Protection: Synthetic, scrimreinforced design resists water and helps prevent telegraphing wrinkles through shingles