The 4111 SMOOTHEE®is LCN’s best performing heavy duty closer designed specifically for institutional and other rugged high traffic applications.
Features & Benefits: ■Exceeded 10 million cycles in independent testing ■Cast iron cylinder offers proven durability ■Forged steel main arm ■Double heat-treated steel pinion ■Handed for either right or left swinging door ■FAST™power adjust allows accurate on-site spring power adjustment to meet the condition of the opening (4010/4020/4110 only) ■Fast and accurate installation (4010/4020/4110 only) ■Extra Duty Arm (EDA) is standard on 4110 ■UL/cUL listed for self-closing, fire-rated doors without hold open ■Sized cylinders for interior doors to 5´0˝ (1524mm) and exterior doors to 4´0˝ (1219mm) ■Non-sized cylinder adjustable for interior doors to 4´6˝ (1372mm) and exterior doors to 3´6˝(1067mm) ■Closers to mount hinge side, top jamb or parallel arm ■Corner brackets available (4010 only) - requires opposite hand closer ■Size one cylinder meets ADA requirements on 3´0˝ (914mm) interior door ■Seven standard powder coat finishes available ■Tested and certified under ANSI Standard A156.4, grade one ■All-weather fluid eliminates seasonal adjustments
