Specification Sheet: Model 3240 Ribbed Steel Commercial Door
THIS MODEL IS SHOWN WITH WINDOWS
WINDOWS ARE NOT INCLUDED
Door Sections:
Panels: 18”, 21” or 24” high by width of door.
Panel Material: 24 gauge commercial quality steel. Hot dipped galvanized G60 coating.
Exterior: polyester primer and topcoat available in white, brown, sandstone or silver.
Interior: white polyester primer coat.
Section Thickness: 2”
Panel Profile: Two horizontal ribs with alternating ‘v’ grooves.
Joint Design: Tongue and groove rails.
End Stiles: Wrap-around box style, 18 gauge galvanized steel, full height of section. Riveted to inside rails and face of door.
Center Stiles: Box style, 18 gauge galvanized steel, full height of section. Riveted to inside rails and face of door.
Insulation: Not available
Tracks:
2” tracks are roll-formed 17 gauge galvanized steel for doors up through 8'-0" in height. Doors over8’-0” through 10’-0” will be 16 gauge track. Doors exceeding 10’'-0” in height will be 14 gauge track.
All 3” track will be 12 gauge. Tracks to be mounted with track brackets, clip mount angle or
continuous jamb angle. Lower tracks are adjustable to ensure weather-tight fit. Horizontal tracks to
be reinforced with angle (min 13 gauge) according to door size and weight.
Hardware:
Graduated heavy duty hinges (min 14 gauge), top fixtures (min 12 gauge) and bottom fixtures (min 13 gauge) are made of galvanized steel. Rollers have 10 ball bearings with case-hardened steel tire on a solid steel shaft.Spring Counterbalance:
Oil tempered torsion springs are mounted on a cross-header shaft supported by galvanized steel ball bearing end plates and center bracket(s). Springs are custom designed for exact door weight, size and trajectory in accordance with current ANSI 102 standards for a minimum of 10,000 cycles. Counterbalance is transferred through galvanized aircraft quality cables secured to bottom of door. Optional springs can be custom specified to 100,000 cycles.Trussing:
Galvanized trussing provided according to door size and design.Weather-seal:
Double contact vinyl floor seal full width of door.Optional header and jamb seals.
Locking:
Optional inside side lock, outside center lock with automatic latch or double lock bar lock.Window Lites:
Optional 24” x 6” or 24” x 12” with 1/8” DSB glass or Lexan.Aluminum Full-View:
Optional aluminum frame to match sizes and panel layout of steel sections.Optional field glazing, 1/8” DSB, 1/4” tempered glass or 1/8” Lexan.Installation / Framing:
Torsion spring mounting pads, jamb plates, header plates and associated track system hangers shall be furnished by other than C.H.I. All installation quality and workmanship is responsibility of Contractor and is to be executed in accordance with C.H.I. installation instructions, local and state building codes and work site safety regulations.Residential & Commercial
New Services
Commercial Truck Door
Installation & Repair
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Storage Building
Mini Warehouse
Shed & Workshop
Mini Rollup Doors
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