C/L-H for 1-1/2 in (38.1 mm)
Closer body with mounting brackets; Installation fasteners
105° Back Stop with Hold-Open
ADA (Handicap) Barrier Free Operation to comply with Federal Accessibility Standards (ADA) ANSI A 117.1
Adjusts from 5.5 lbs opening force to medium spring tension for use on exterior or interior doors, fully adjustable after installation.
Two Speed Control Valves: Closing and Latching speeds controlled by separate regulating valves, fully adjustable after installation.
Stable hydraulic door check fluid for any climatic operation and constant lubrication.
Positive centering for alignment and to hold door closed against any normal window draft.
Cast iron body fits in an aluminum header or transom bar as small as 1-3/4″ x 4″.
Double or single acting for center hung doors (Door stop applied to frame renders unit single acting).
Underwriters Laboratories Inc. Fire Endurance Tested, conforming to UL10C and UBC7.2 (1977) for Fire Safety.
International Model 310 ADA (Handicap) Adjustable Spring Tension Overhead Concealed Closer Body Only for exterior/interior doors. Adjusts from 5.5 lbs opening force to medium spring tension. This is the same quality International Door closer that is included in our complete closer packages. Suitable for doors 36″ to 48″ wide and up to 96″ tall. 105 Degree backstop with hold open feature.