Weatherstripping Full length retainer and bulb weather strip minimize air flow and ensure weather-tightness at the base of your door. Trussing Doors are constructed to withstand wind load specified in ANSI/DASMA 108. Linear style trusses are provided according to door size. Additional trussing can be provided for higher wind load applications. Track Roll formed from commercial galvanized steel. Vertical tracks sloped to ensure weather tight seal. Horizontal track curve available in 12″ (305mm) or normally provided 16″ (406mm) radius. Track Brackets Bolted type, field adjustable, rib reinforced, stamped from 0.123″ (3.1 mm) thick commercial galvanized steel. Rollers Ten ball bearings provide years of smooth and quiet operation. 7/16″ (11mm) diameter standard stem, long stem on doors over 16’-2″ (4928mm) wide. Counter Balance Helically wound torsion springs manufactured from oil tempered spring wire, stress relieved, minimum 10,000 cycles. Aluminum die-cast grooved drums. Flexible 7 x 19 construction aircraft type galvanized cables with 5:1 safety factor. Higher cycle available upon request. Horizontal Angle 72″ (1829 mm) long or 90″ (2286mm) for 3″ hardware. Hinges Linear type, fabricated from 0.078″ or 0.106″ (2 or 2.7mm) thick zinc plated steel with embossments designed to resist higher load and provide greater stability resulting in improved performance. Top Roller Carrier Fabricated from zinc plated steel designed to provide greater stability, field adjustable to ensure weather tight seal. Roller Brackets Linear type fabricated from 0.078″ or 0.106″ (2 or 2.7mm) zinc plated steel. Graduated type design to ensure weather tight seal. Shafts 1″ (25mm) diameter 0.078″ (2mm) tube or 1/8″ (3mm) wall keyed full length or 1″ (25mm) diameter cold rolled galvanized steel keyed full length. Head Plates Full height fabricated from galvanized steel, complete with bolt-on type bearings. Lock Interior slide bolt type. Mounting Fasteners Zinc plated. |