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Duro-Last Roofing, Inc. is pleased to announce the introduction of the Duro-Last Rock-Ply roofing system, part of the Duro-Last Designer Series of roofing membranes. The Duro-Last Rock-Ply roofing ...
When solar is part of the normal roofing technique, ... System size (to generate 8.8 kW) 607 square feet. 451 square feet. Wattage output (per square foot) 14.5 watts. 19.5 watts.