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661 Series

The 661 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 661 Series integral frame doors are factory assembled as a complete unit with fully welded frames. The curtain, frame, guides, hood and bottom bar are galvanized steel with baked-on polyester powder coated top coat. The sill is 14-gauge stainless steel.

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

Max. standard width

9′ (2743 mm)

Max. standard 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, primed galvanized steel with baked-on polyester powder coated top coat in gray or tan.

Integral Frame, Guides, Hood, Bottom Bar

Galvanized 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