• Curtain: 26-gauge galvanized corrugated steel Grade 80 galvanized steel 20 standard colors (special colors upon request for a nominal upcharge) Super Durable polyester paint coatings, which are corrosion resistant Wash coat over primer interior side 40-year film integrity warranty — up to 25-year chalk and fade Flexible nylon wear strips
• Bottom Bar: 24 gauge acrylic-coated galvalumed roll formed steel 2” x 1 ½” galvanized angle Bulb astragal (Durometer 75) Stainless steel nuts and bolts
• Axle/Torque Tube: 1-5/16” O.D. steel axle, 14-gauge Oil tempered torsion springs conforming to ASTM A229 16-gauge, 12” diameter galvanized drum Low friction, grease-filled steel ball bearings staked in each drum 26 gauge spiral torque tubing that houses axle assembly
• Guides: 16 gauge galvanized Bolt on head stop ¼” thick steel 2 ¼” guide depth Pre-punched for lock and attachment bolts Vinyl guide wear strip Universal jamb mount
• Hardware: Bottom bar mounted 10 gauge slide locks – 2 per door Bottom bar mounted 16 gauge step plate – 2 per door 12 gauge door mounting brackets 1-5/16” tension holding device