Overhead Fire Doors Item Description.pdf

DEPARTMENT OF THE AIR FORCE

OKLAHOMA CITY AIR LOGISTICS COMPLEX (OC-ALC)

TINKER AIR FORCE BASE OKLAHOMA

Salient Characteristics

Overhead Doors

76 MXSG is requesting the purchase of (3) Three CHI Fire Rated Overhead Doors Brand Name or Equivalent:

• Opening Dimension: 12'W x 12'H.

• 1-hour fire rating minimum.

• UL approved release mechanism equipped with a 165 degree fusible link.

• Assemblies complying with NFPA 80 and UL

• Electric Motor operator, 1/3HP, 115VAC 1PH

• Drive Side: Right Hand

• 1ea interior Push-button operated control station with open, close, and stop buttons

• Bottom Edge Sensing

• Jamb Type: Steel

• Curtain: Slats roll-formed from galvanized steel, painted White. Lateral slat movement and curtain wear controlled by galvanized malleable cast endlocks fastened every other slat. Flat Slats cover 2-3/4" high by 5/8" deep.

• Door Gauge: 22 gauge

• Face-of-wall mounting guides, 3 structural steel angles, minimum 3/16", painted black and bolted together to form guide channel. Guide angles include curtain stops and flared guides.

• Headplates for mounting curtain, hood and barrel assemblies fabricated from minimum 1/4" steel plate. Drive side of barrel to be provided with precision sealed ball bearing in cast iron housing.

• Barrel fabricated from minimum 4-1/2" O.D. pipe. Deflection under full load not to exceed 0.03" per ft. of span. Barrel provided with threaded rings or lugs welded to the barrel assembly for curtain attachment.

• Hood fabricated from minimum 24 gauge galvanized steel sheet shaped to fit within the headplates.

• Helical wound torsion spring assemblies grease packed and designed for a minimum 20,000 cycles of operation.

• Closing speed between 6” to 24” per second per NFPA 80.

• Windlocks: None

• Warranty: 5 years from date of plant shipment against defects in materials or workmanship.