Digit 1 category of use grade 3.
British standard door closers.
Building hardware controlled door closing devices.
Depending on where you want to put them they are mainly used commercially for fire doors ensuring safety and security are met and to prevent unauthorized use of the door.
The appropriate british standard is bs en 1154.
Each digit refers to a particular feature of the product measured against the standard s performance requirements.
British standards for door closers bs en 1154 explained a locks online review.
This summary only relates to controlled door closing devices door closers.
This article enables you to interpret the coding system.
Consequently this standard is regarded as a harmonised standard and compliance with it supported by suitable evidence allows the application of the ce mark.
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British quality standard door closer most popular has been tested to bsen 1634 at size 3 for 30 60 and 120 minute door sets.
For closing doors from at least 105 open.
Digit 2 number of test cycles.
Bs en 1154 classifies door closers using a 6 digit coding system.
The latching and closing speeds are adjustable and the closer meets ada requirements.
Controlled door closers can be used anywhere not just on fire doors.
The universal hardware heavy duty bronze commercial door closer the universal hardware heavy duty bronze commercial door closer is suitable for interior commercial applications for doors ranging from 44 lbs.