CRL Jackson® Aluminum Adjustable Concealed Door Closer 105° U-Offset

• 'U' Offset Slide-Arm Hardware Package for Doors with 7/8" (22.2 mm) shallow top rails
• Spring-power adjustable overhead concealed door closer for doors 30"–42" (762 mm–1.07 m) wide
• U.L. listed with Ten Year Limited Warranty

The CRL Jackson® 21201 Series Overhead Concealed Closer with 'U' Offset Slide-Arm Hardware Package (SKU: 21201U62817) is an overhead concealed door closer engineered for storefronts and commercial glass doors requiring a shallow top rail solution. The spring-power adjustable closer, combined with the 'U' offset slide-arm hardware, fits 7/8" (22.2 mm) shallow top rails and accommodates door widths from 30" to 42" (762 mm to 1.07 m) depending on spring size and function. The unit ships complete with Cat. No. 201387 mounting clips, 20942 offset arm package, 20368 slide channel, and full installation instructions.

This closer features dual independent valves to precisely control closing and latching speeds, a 105º no-hold-open operation, and a fixed adjustable spring power size. Designed to install into standard 1-3/4" x 4" (or larger) header extrusions, it is ideal for commercial glass door applications requiring a concealed overhead closer with U offset slide-arm hardware.