·ANSI/BHMA Grade 1 (A156.4)
·Meets Buy America Act
·Conforms to UL10C and UBC for positive pressure fire test
·Versatile mounting applications permit standard, top jamb, parallel and track installations.
·UL and CUL listed for use on fire doors.
·Adjustable spring power allows 281 closers a size range of 1 through 6. They are adjusted to size 3 before leaving the factory.
·One door closer body for all applications, non-handed.
·ADA requirements are met with the 281 model at all applications except track.
·Standard pressure relief valves for both opening and closing cycles protect the closer seals and all hardware from excessive force.
·Self adhesive heavyduty mounting bracket for easy installation without additional paper template.
·Fits both Sargent 250 and 1250 Series hole pattern for easy retrofit.
·High impact non-corrosive plastic covers standard, metal optional utilizing same templating.
·Cover secured by machine screws.
·All weather fluid.
·Allen wrench controlled spring adjustment mechanism.
·Captivated brass valves.
