The Model 661 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. Model 661 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.