Cal Royal 8820 - S Grade 1 Concealed Overhead Door Closer - 90 Degree - Non Hold-Open - "S" Type Arm

Cal Royal 8820 - S Grade 1 Concealed Overhead Door Closer - 90 Degree Back Stop with Non Hold-Open - Center Hung Doors - "S" Type Arm

Spindle:1/2"

Adjustable Dual Purpose Bottom Pivot Set "S" Type Adjustable Side Loading Top Arm Assembly, 1/2" Depth Top Rail Dore Size: From 36" to 48" x 96"

ANSI A156.4 Grade 1: UL Listed

Cal-Royal's finest concealed overhead door closer series meeting the highest industry standards Grade 1.

UL Listed for fixed size door closers. ( Grade 1 ) UL Listed 10c for adjustable door closers. ( Grade 1 )

Center Hung Door Application:Double or Single Acting ( applied door stop renders unit Single Acting )

Power Size:Adjustable 1 - 4 ADA 5 lbs ( Interior ) ADA 8.5 lbs ( Exterior )

Meets both 5 and 8.5 lbs opening force for ADA

Replacement for International, Calibre, and CR Laurence

Dual Speed Control Valves: Closing and Latching speeds controlled by separate regulating valves, fully adjustable after installation.

Universal application. Non-handed for left or right door application.

Adjustable dual purpose radial ball-bearing bottom pivot set is provided for floor or threshold mounted ( Side or End Loading ) center pivoted installation.

Installs in an aluminum storefront header or transom as small as 1-3/4" x 4".

Positive centering for alignment and to hold door closed against normal wind or draft conditions

Model:Cal Royal 8820 -S,Cal Royal 8820 -S 105 Degree HO,Cal Royal 8820S. 

Related Categories

• Overhead Concealed Closers