All series 4400 are ansi bhma a156 4 grade 1 certified.
Yale 4400 door closer.
Yale 4400 door closers 8 products door closers pull doors closed once they ve been opened and released.
With new pinion and piston materials improved valve design and staked valves the closers are the most efficient dependable closers in the industry.
With new pinion and piston materials improved valve design and staked valves the closers are the most efficient dependable closers in the industry.
All yale series 4400 closers with non hold open arms are listed by underwriters laboratories for labeled fire doors.
Yale s 4400 series institutional door closers offer customers the ideal combination of superior performance quality and strength.
Yale s 4400 series institutional door closers offer customers the ideal combination of superior performance quality and strength.
With upgraded pinion and piston materials improved valve design and staked valves the closers are the most efficient dependable closers in the industry.