Lockwood 9800 Series Concealed Overhead Transom Door Closers
Transom Door Closers provide a solution for applications where door control must be provided without disturbing the appearance of the door. The closer fits into the transom above the door, most of the preparatory work is undertaken prior to installation, leaving minimal on-site fitting. Fully concealed door closers are designed to provide positive centering and door control on manually operated single or double action internal and external doors in schools, hospitals,clubs, factories, offices and commercial buildings. Features • Suitable for fire, metal, timber and glass doors • Maximum door weight 115kgs • Minimum door thickness 38mm • Suitable for both single and double action doors • Adjustable closing and latching speeds • Closing from 130° to 15°, latching from 15° to 0° • All models feature easy to install side load design • Maximum door opening angle of 130° • Mechanical hold-open at 90° & 105° • Built in back check from approximately 80° • Fully adjustable, vertically within opening & central parking positions • 70mm pivot point Specifications • High grade cast iron body. • Internal mechanism components utilising heat treated high alloy steels and ball bearings for optimum efficiency • Stable hydraulic oil for a wide range of climatic conditions enabling constant operation • Built in pressure release valve protects closer from rough use • Compact body size fits into 44.5mm x 100mm header section Lockwood OTC series hydraulic door closers have been successfully tested on fire door assemblies in accordance with Australian Standard AS 1905 Part 1, 1997 Fire Resistant Doorsets. If you require assistance with your selection please contact us either by email or phone. |