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4000 High Security Door Closers
4211.US28 & 4216.US28 / 4511.US28 & 4516.US28
4000 High Security Door Closers
4210 and 4510 Series
The High Security variant of the 4000 series closer is designed for areas subject to potential abuse or vandalism. The closers listed
here are for use on aluminium, hollow metal and timber doors & frames.
Security Fasteners
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The hex-pin machine screw pack contains tamper resistant machine screws for installing the closer. TB Through Bolts for hex-pin machine screws are available for all high security closers shown here. Through Bolts can be installed on 44mm thick doors with the 1/4-20 hex-pin screws supplied with the closer. Optional sizes are available for varying door thicknesses.
