Lockwood 9800 Series Concealed Overhead 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 of the 9800 Series Concealed Overhead
Transom Door Closers
Door Pivot Sets
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.
Concealed Overhead Transom Door Closers Flyer
(.pdf, 448 kB)
FR Fire Rated
ASSA ABLOY, the global leader in door opening solutions
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