Cal Royal 8830 Concealed Overhead Door Closer SKU 8830

Description

Cal Royal 8830 Concealed Overhead Door Closer – 105 Degree Back Stop with Non-Hold-Open – Center Hung Doors

Spindle: ½”
Adjustable Dual Purpose Bottom Pivot Set
Adjustable End Loading Top Arm Assembly, 5/8″ 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