Curtain:

• 26-gauge galvanized corrugated steel
• Grade 80 galvanized steel
• Over 30 color options
• Super durable polyester paint coatings (corrosion-resistant)
• Wash coat over primer on interior side
• 40-year film integrity warranty (up to 30-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 (ASTM A229)
• 16-gauge, 12” diameter galvanized drum
• Low friction, grease-filled steel ball bearings
• 26-gauge spiral torque tubing

Guide:

• 12-gauge galvanized
• Bolt-on head stop (¼” thick steel)
• 2-7/8″ guide depth
• Pre-punched for lock and attachment bolts
• 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