Grade 1 Door Closers

4000 Series

• Non-handed
• Factory preset to size 3
• Tri-pack for regular, parallel arm and top jamb installation
• Maximum 180° opening angle
• Precision cast aluminum alloy housing
• Rack and Pinion mechanism
• Non critical thermostatic valves
• High quality non gumming and non freezing hydraulic fluid
• Separate adjustable sweep and latching valves
• Adjustable back check control from 70°- 85°
• Conforms to ANSI A156.4 Grade 1
• UL Listed
• Limited 10 year warranty