The 4010, 4020 and 4110 Series are heavy-duty closers that meet demands for high-traffic installations, and each are designed specifically for unique mounting applications. They are UL and cUL listed, meet ANSI/BHMA Grade 1 standards and boast 30-year warranties. They feature a standard plastic cover, with optional plated finishes for the cover, arm and fasteners. They also feature the LCN Green Dial spring power indicator, which takes the guesswork out of adjustment.
- Cast iron cylinder with full-complement bearing
- 1-1/2” diameter piston
- Double heat-treated steel pinion journal
- All-weather fluid
- LCN patented Green Dial spring power indicator
- 30-year warranty
- Peel-n-stick template and standard plastic cover
- Adjustable spring sizes 1-5 or 6 only
- Sized cylinders for interior doors to 5'0'' and exterior doors to 4'0''
- Non-sized cylinder is adjustable for interior doors to 4'6'' and exterior doors to 3'6''
- Meets ADA requirements
- UL and cUL listed for self-closing doors with regular or fusible link arms for self-closing doors
- Tested and certified under ANSI/BHMA A156.4 Grade 1