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

LCN 4021-H RH 689 DEL MC Heavy Duty Top Jamb Closer AL is a high-performance solution designed for demanding environments. This Grade 1 door closer features a hold-open arm and is mounted on the pull side, making it ideal for high traffic applications. With a delayed action and an impressive 140-degree swing, it offers flexibility and reliability, ensuring smooth operation for both interior and exterior doors. Adjustable from size 1 to 5, the LCN Green Dial allows for a custom fit tailored to your specific needs, providing optimal spring power for varied traffic loads. The metal cover, finished in a sleek aluminum paint (689), not only enhances durability but also complements your building's aesthetic. Designed to meet ADA compliance, this closer is perfect for commercial settings, ensuring accessibility for all. It is UL and cUL listed, confirming its safety and reliability under ANSI Standard A156.4. The 4021 model is equipped with a double lever arm for friction hold open and includes features like a cold weather fluid option for consistent performance in various conditions. With a generous 30-year limited warranty, the LCN 4021-H is a dependable choice for long-lasting door control solutions.

Heavy Duty Top Jamb Closer AL

4020 Series Grade 1 Door Closer, Hold Open Arm, Pull Side Mounting, Delayed Action, 140 Degree Swing, Adjustable Size 1 to 5 (Set to 3), Metal Cover, Right-Handed, Aluminum Painted Finish

The 4020 is a heavy duty closer with adjustable spring power using the LCN Green Dial. This creates a custom fit to meet the specific demands of high traffic use and brings reliable performance.

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