LCN 4021-REG RH 689 DEL Heavy-Duty Top Jamb Door Closer AL

LCN 4021-REG RH 689 DEL Heavy Duty Top Jamb Closer AL is engineered for durability and performance in high traffic environments. This right-handed, regular arm door closer features a delayed action, making it ideal for institutional settings where safety and accessibility are paramount. The 4020 Series is recognized for its rapid installation and is designed to accommodate interior doors up to 4'6" and exterior doors up to 3'6", providing flexibility for various applications. Constructed with a robust aluminum finish (689/US28 matte silver), this closer meets ADA requirements and is UL and cUL listed, ensuring compliance with safety standards. The top jamb mounting style is suitable for push-side installations, enhancing its versatility in commercial spaces. Included with the closer are a standard plastic cover and self-reaming screws, streamlining the installation process. Additionally, with a 30-year limited warranty, you can trust in the longevity of this product. Optional finishes and corrosion-resistant SRI primer are available, allowing customization for specific needs. With a maximum swing degree of 180 and a weight of only 11 lbs., the LCN 4021-REG is a reliable choice for enhancing security and functionality in any building.

Heavy Duty Top Jamb Closer AL

Regular Arm Door Closer, Delayed Action, Right Hand, Aluminum

The 4020 is LCN's best performing top jamb mounted heavy duty surface door closer designed for institutional and other high traffic applications.

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