Civic Center: Section TPO Roof (Section A) • Roof system including wall, curb and penetration flashing o Install Flute fill at metal roof panels o Thru fasten ½” ISOGard high density cover board Fasten with HD Plus oversized thread fasteners Fastened to Class 1A-90 compliance o Elevate XR 135 80mil fleece back TPO adhered with low rise foam Adhered to Class 1A-90 compliance Fully adhered as manufacturer requires 4” ribbon spacing • Provide owner with Contractor’s 2-year Workmanship Warranty • Provide owner with Manufacturer’s 20-year Total System Warranty Section Modified Roof (Section B) • Roof system including wall, curb and penetration flashing o Tear off existing mod bit roof to gyp deck o Install nail base sheet with twin lock fasteners Fasten to Class 1A-90 compliance (100 fasteners/square) o Install 2 layers of 2.5” ISO insulation in hot asphalt No ISO at concrete canopies (6 canopies) o Install ½” dens deck prime cover board in hot asphalt No cover board at concrete canopies (6 canopies) o Install SBS base sheet at roof and flashings in hot asphalt ASTM D 6163, Type I, Grade S o Install SBS cap sheet at roof in hot asphalt ASTM D 6163, Type I, Grade G o Install SBS cap sheet at flashings in hot asphalt ASTM D 6221, Type I o Raise Curbs as required to keep proper flashing heights • Provide owner with Contractor’s 2-year Workmanship Warranty • Provide owner with Manufacturer’s 20-year Total System Warranty
