Welcome to the Eclipse Architectural C3 Bi-Folding Door System. The C3 Bi-Folding Door System is an extruded aluminum system designed to fit a maximum opening of 52ft (15.8m) in length.

• See also:
• Masterformat 2004
• 07 25 00 - Weather Barriers
• 08 00 00 - OPENINGS
• 08 01 40 - Operation and Maintenance of Entrances, Storefronts, and Curtain Walls
• 08 10 00 - DOORS AND FRAMES
• 08 35 00 - Folding Doors and Grilles
• 08 35 13 - Folding Doors
• 08 71 00 - Door Hardware
• 08 79 00 - Hardware Accessories