Concealed fire door closers provide the functionality of an overhead door closer but are fitted within the door leaf and frame.
Perko concealed fire door closer rounded plate.
Suitable for internal doors up to 50kg 110lbs in weight in light to medium use applications.
1987 by the warrington fire research centre.
Solid brass round anchor plates lacquered mechanism housing and precision engineered chain add to its appeal.
Solid brass round anchor plates lacquered mechanism housing and precision engineered chain add to its appeal.
Solid brass round anchor plates lacquered mechanism housing and precision engineered chain add to the appeal.
Perko concealed door closer.
All concealed fire door closers are provided with fitting instructions.
Perko is the original concealed door closer offering an economic means of providing automatic closing.
Perko concealed door closers are rated for use with 30 and 60 minute fire doors and certificated to bs 476 20 1987 by the warrington fire research centre.
Featuring two high quality finish rounded plates joined by a chain mechanism the device is uncontrolled but the spring tension can be adjusted for softer closure.
Received executive orders rm 18 002 and rm 18 003 from carb on may 15th 2018 for its canisters used in boat fuel systems.
Suitable for internal doors up to 50kg 110lbs in weight in light to medium use applications.
Solid brass round anchor plates lacquered mechanism housing and precision engineered chain add to its appeal.
This type of installation is aesthetically pleasing and helps to reduce vandalism as most of the door closer is hidden from sight.
Perko is the original concealed door closer offering an economic means of providing automatic closing.
Featuring two high quality finish rounded plates joined by a chain mechanism the device is uncontrolled but the spring tension can be adjusted for softer closure.
Perko concealed door closers are rated for use with 1 2 and 1 hour fire doors and certificated to bs 476 part 20.
Perko concealed door closers are rated for use with 30 and 60 minute fire doors and certificated to bs 476 20 1987 by the warrington fire research centre.
Suitable for internal doors up to 50kg 110lbs in weight in light to medium use applications.
Perko is the original concealed door closer offering an economic means of providing automatic closing.
Perko is suitable for internal doors up to 50kg 110lbs in weight in light to medium use applications.
Featuring two high quality finish rounded plates joined by a chain mechanism the device is uncontrolled but the spring tension can be adjusted for softer closure.
Perko concealed door closer.
The perko concealed fire door closer is ideal for use where an overhead door closer would be unsuitable or unsightly.