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Gateway Park Center PERKINS+WILL <br /> 810495.000 <br /> 12/06/18 <br /> <br /> <br />ROOF ACCESSORIES <br /> 07 72 00 - 3 <br /> <br /> <br />e. Curbs Plus, Inc. <br />f. Custom Solution Roof and Metal Products. <br />g. Greenheck Fan Corporation. <br />h. KCC International Inc. <br />i. Kingspan Light + Air, North America. <br />j. Lloyd Industries, Inc. <br />k. LMCurbs. <br />l. Louvers & Dampers, Inc.; a division of Mestek, Inc. <br />m. Metallic Products Corp. <br />n. Milcor; Commercial Products Group of Hart & Cooley, Inc. <br />o. Pate Company (The). <br />p. Plenums Incorporated. <br />q. Roof Curb Systems. <br />r. Roof Products and Systems (RPS); a division of Hart & Cooley, Inc. <br />s. Roof Products, Inc. <br />t. Thybar Corporation. <br />u. Vent Products Co., Inc. <br />B. Size: Coordinate dimensions with roughing-in information or Shop Drawings of <br />equipment to be supported. <br />C. Supported Load Capacity: Coordinate load capacity with information on Shop <br />Drawings of equipment to be supported. <br />D. Material: Zinc-coated (galvanized) steel sheet, 0.064 inch thick. <br />1. Finish: Mill phosphatized. <br />E. Construction: <br />1. Curb Profile: Manufacturer's standard compatible with roofing system. <br />2. Fabricate curbs to minimum height of 12 inches above roofing surface unless <br />otherwise indicated. <br />3. Top Surface: Level top of curb, with roof slope accommodated by sloping <br />deck-mounting flange. <br />4. Sloping Roofs: Where roof slope exceeds 1:48, fabricate curb with perimeter <br />curb height tapered to accommodate roof slope so that top surface of <br />perimeter curb is level. Equip unit with water diverter or cricket on side that <br />obstructs water flow. <br />5. Insulation: Factory insulated with 1-1/2-inch- thick glass-fiber board <br />insulation. <br />6. Liner: Same material as curb, of manufacturer's standard thickness and <br />finish. <br />7. Nailer: Factory-installed wood nailer along top flange of curb, continuous <br />around curb perimeter. <br />8. Platform Cap: Where portion of roof curb is not covered by equipment, <br />provide weathertight platform cap formed from 3/4-inch- thick plywood <br />covered with metal sheet of same type, thickness, and finish as required for <br />curb. <br />9. Metal Counterflashing: Manufacturer's standard, removable, fabricated of <br />same metal and finish as curb.