Overhead Concealed Door Closer Adjustment

The overhead or floor mounted concealed door closer is a very common type of door closer mechanism which is normally unseen and unnoticed.
Overhead concealed door closer adjustment. In the majority of installations these concealed closers are used on aluminum glazed storefront doors hollow metal stand alone or structural framed window systems. Overhead concealed closers provide an aesthetically appealing way to close a door. Overhead concealed door closer. 300 series features compliance standards optional adjustable spring power overhead concealed closer built in positive back stop and hold open positions available.
16 jackson overhead concealed door closer for offset pivot door 90º swing. The rts88 is designed to give lasting dependable service where surface applied units and other types of closers are not suitable or would interfere with the architectural design. The spring force by one size turn the adjustment screw four 4 turns clockwise. Copright international door closers inc www intdoorosers o internationa door cosers in.
In situations where a closer is needed but concealment in the frame header is required or desired the norton 7900 closer is the ideal solution for door control. Jackson overhead concealed door closer for butt hinge door. 17 jackson overhead concealed door closer for offset pivot door 105º swing.