Curtain

• 26-gauge galvanized, Grade E hard steel
• Deep ribbed corrugation
• Maximum opening size of 18’ x 18’
• Flexible wear strips
• NOTE: The 2500 Series are wind rated up to 12’0” wide and approximately 90 MPH. The MPH rating increases as the door width decreases. For test results on doors up to 12’0” wide, please contact DBCI Sales at 800.542.0501.

Bottom Bar

• 6063-T6 aluminum extrusion
• 2” x 1 ½” galvanized angles
• Bulb astragal
• Stainless steel nuts and bolts
  

Axle-Drum Assembly

• 1 5⁄16” O.D. steel axle, 14-gauge
• 11-gauge axle on doors over 10’ wide
• Utilizes 12”, 16-gauge drums
• Shielded steel ball bearings in drums
• Full top sheet
• Oil tempered torsion springs
  

A.C.E. Guide System

• 14-gauge galvanized steel
• Adjustable bolt on head stop
• Polyethylene wear strip
• Pre-punched for lock and attachment fasteners
  

Hardware

• Saddle clamps with set fasteners
• 10-gauge slide locks; 2 per door
• 16-gauge step plate; 2 per door
• ¼” steel welded angle T-bracket
  

Opening Height Headroom

• Doors up to 10’ have 20” of headroom
• Doors 10’ to 14’ have 22” of headroom
• Doors over 14’ have 24” of headroom

Options

• Insulation 2750 Series
• Chain hoist 4:1 reduction
• Vision panels (17” x 5”)
• Top draft stop
• Hood
• Steel mounting plates
• Electric operator
• Low headroom 2400 Series