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 660 Series 

  

fire rated counter door frame and sill 

The 660 Series integral frame fire-rated counter doors provide a handsome finished appearance for a variety of applications, including food service counters, schools, concessions, hospitals, cafeterias and retail settings. These doors are available for openings up to 9’ x 4’ (2743 mm x 1219 mm) and carry a UL 1-1/2 hour label for masonry and non-masonry fire walls. The 660 Series integral frame doors are factory assembled as a complete unit with fully welded frames. The curtain, frame, guides, sill, hood and bottom bar are stainless steel.

Additional safety and protection features are available, including: Fire Sentinel® time-delay release device, smoke detectors, horns, and strobes.

Standard max width

9' (2743 mm)

Standard max height

4' (1219 mm)

Labels

1-1/2 hour UL for masonry and non-masonry fire walls

Mounting

Between jambs

NFPA-80 compliant

Curtain

Interlocking flat slats are 22-gauge, satin finish stainless steel

Integral frame, guides, hood, bottom bar

Stainless steel

Sill

14-gauge stainless steel sill completely enclosed with fireproof acoustic filler

Counterbalance

Helical torsion spring, housed in a steel tube or pipe barrel with adjustable tension wheel

Operation

Manual push-up

Locking mechanism

Interior slide bolts

  • Fire Sentinel® time-delay release device
  • UL listed brush-type smoke seals
  • Photoelectric or ionization-type smoke detectors
  • Horns and horns with strobes