Overhead Concealed Closer For Glass Doors

Closer shall be fire rated ul10c for doors tested for overhead concealed products up to 3 hours.

Overhead concealed closer for glass doors.

Overhead concealed closers provide an aesthetically appealing way to close a door. Laurence crl offers an extensive range of door control hardware for all your entrance door systems needs. In 1995 they became the first u s. 304 heavy duty overhead concealed door closer heavy glass requires a heavy duty closer.

Closer shall be grade 1 per ansi a156 4. Jackson has been a leading manufacturer of door hardware for the aluminum and tempered glass door industry for over 50 years. Models 700 800 model 700 for single acting center hung doors. It can be easily installed in wood aluminum or hollow metal doors and frames for single and double acting doors.

Surface applied and concealed closers create many design options. 2030 a low profile closer concealed in the header. Dormakaba s door closers are designed to meet the functional and visual goals of any commercial building. Applicable a hold open feature is achieved in the track.

All of the closers feature independent control valves for backcheck sweep and latching speed. 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. The 304 series maintains strong and lasting movement using the same castiron body as the rixson 609 with a stronger spring. 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.

In the majority of installations these concealed closers are used on aluminum glazed storefront doors hollow metal stand alone or structural framed window systems. Hydraulic closer mechanism to fit in minimum 1 3 4 x 4 aluminum frame. The modern design of lcn s concealed series of closers allows for concealment in the door or frame header. Dormakaba offers a wide range of door closers that provide safety and security.

90 and 105 degree hold open and no hold open models are available. The crl jackson standard overhead concealed door closer features dual valves to control closing and latching speeds. Door closers fit into standard 1 3 4 x 4 45 x 102 mm or larger header extrusions. The overhead or floor mounted concealed door closer is a very common type of door closer mechanism which is normally unseen and unnoticed.

Hardware manufacturer to be certified to iso 9001 quality standards.