The Duro-Last Single-Ply Roof Membrane

Grell Roofing proudly installs Duro-Last roofing for commercial buildings throughout the Midwest. We truly believe this is the best flat roofing option because of its performance and many cost-savings advantages to you. Learn more about the Duro-Last Single-Ply Roof Membrane below and contact us today for your free estimate.

• Constructed of a proprietary thermoplastic formulation consisting of PVC resins, plasticizers, stabilizers, biocides, flame retardants, and U.V. absorbents
• Exceptional strength from a weft-insertion knitted scrim laminated between two layers of PVC film
• Available in white, gray, dark gray, tan, or terra cotta
• Prefabricated deck sheet sizes up to 2,500 square feet
• Customized parapet, stack & curb flashings
• Meets or exceeds all major fire & wind code requirements
• Factory Mutual approved as a 1-60,1-75, 1-90, 1-95, 1-105, 1-135, 1-150, 1-165, 1-195, 1-210, 1-270, 1-435, and 1-495 roofing system
• Underwriters Laboratories listing as Class A, B, & C approved material
• IBC & MIAMI-DADE approved
• Charter partner of ENERGY STAR® Roof Products Program
• Charter member of Cool Roof Rating Council (CRRC) and a member of the United States Green Building Council (USGBC)
• Member of American Society of Testing Materials (ASTM)

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