LCN 4020-18 689 Top Rail Drop Plate, Aluminum

LCN 4020-18 689 Drop Plate, Top Rail AL is engineered for high-traffic applications, providing robust performance and reliability where you need it most. As part of the 4020 Series, this heavy-duty closer is designed for swift and precise installation, making it an ideal choice for commercial environments. The drop plate accommodates narrow top rails or flush ceilings, ensuring versatility in installation. It is shipped with a standard arm, a plastic cover, and self-reaming and tapping screws, simplifying the setup process. This model features sized cylinders suitable for interior doors up to 5’0" and exterior doors up to 4’0". The adjustable non-sized cylinder (4021) caters to interior doors up to 4’6" and exterior doors up to 3’6". Designed for top jamb mounting on right or left swinging doors, the 4020-18 meets ADA requirements with its 4021 cylinder. It is UL and cUL listed, ensuring compliance with safety standards. The closer is tested and certified under ANSI Standard A156.4, grade one, signifying its quality and durability. Available in a matte silver finish, the 4020-18 also offers optional custom powder coat finishes and plated options for enhanced aesthetics, making it a stylish yet functional addition to any door system.

Drop Plate, Top Rail AL

Drop Plate, Narrow Top Rail or Flush Ceiling, Aluminum

The 4020 Series is designed specifically for high traffic applications.

LCN's 4020 Series is their best performing heavy duty closer that is known for its fast and accurate installation.

• Standard 4020 series closer is shipped with regular arm, standard plastic cover, and self reaming and tapping screws. See the Options tab for options.
• Sized cylinders for interior doors to 5’0” and exterior doors to 4’0”.
• Non-sized cylinder (4021) adjustable for interior doors to 4’6” and exterior doors to 3’6”.
• Closer mounts top jamb (push side), specify right or left swinging door.
• 4021 cylinder meets ADA requirements.
• Standard or optional custom powder coat finish.
• Optional plated finish on metal cover, arm and fasteners.
• Optional SRI primer for installations in corrosive conditions is available with powder coat only.
• The 4020 Series is UL and cUL listed with regular or fusible link arms for self-closing doors.
• Tested and certified under ANSI Standard A156.4, grade one.

Resources

• 4020 Series Surface Mounted Closers Cut Sheet
• LCN 4000 Series Catalog
• LCN 4010, 4020 & 4110 Door Closer w/ Fusible Link Arm Installation Guide
• LCN 4020 Series Cut Sheet
• LCN 4020 Series Installation Instructions
• LCN Closers & Auto Operators Installation Guide
• Von Duprin Finishes Chart