The 278 Series Powerglide Overhead Concealed is ideally suited for:
• Heavyduty exterior and interior applications
• Schools maintaining `cast iron` specs
• Hospitals maintaining `cast iron` specs.
Features and Benefits:
• BHMA certified ANSI A156.4 Grade 1
• Conforms to UL 10C and UBC 7-2 (1997)
• UL and CUL Listed
• Separate closing and latching speeds
• Backcheck with two pressure relief valves standard
• Adjustable spring power: Sized 1 thru 6
• Handed
• Cast iron, one piece body
• Forged steel arms.
