tell grade 1 commercial door closer | the home
performance complies with ansi a156.4, grade 1, 2 million cycles. ul/ulc listed up to 3 hours fire rated, chassis/closer cast aluminum, handing non handed, mounting tri pack regular, top jamb and parallel arm applications. main arm forged steel, accommodates reveals up to 3 1/4, adjustable extension arm, spring power adjustable sizes 1 4, fasteners metal screws included for hollow metal
factory supply automatic sliding with wholesale price