Tell Manufacturing's 600 Series Door Closer is designed for interior commercial use. It is a heavy-duty aluminum commercial door closer that complies with ANSI A156.4, UL/ULC listed up to 3 hour fire rated. Features 1-4 adjustable spring tension.
Mounting tri-pack regular, top jamb and parallel arm applications
Door preparation 9-1/16 inch horizontal and 3/4 inch vertical mounting hole locations (retrofits traditional closer)
Valves adjustable, independent, non-critical (sweep and latch), consistent closing speeds
Parallel arm bracket included
Main arm is forged steel and accommodates up to 3-1/4 in., adjustable extension arm
Fits same hole pattern as Norton 1600 or Yale 50 serious
Spring power is adjustable 1-4 sized or fixed 2, 3 or 4