Door Closers and Controls
Door Closers and Controls from SDS London
Generally door closers are found on fire doors where self-closing is a legal requirement, and elsewhere where it is convenient to ensure that doors stay shut. They range from economic uncontrolled door slammers to sophisticated models that operate only in emergencies and can be adjusted for changing conditions. SDS are able to provide overhead door closers that meet the current DDA requirements for door opening forces.
Concealed Door Closers
Concealed closers are often preferred in domestic and high end applications. Jamb mounted versions range from the BSEN1154 conforming adjustable Powermatic down to the original Perko. Overhead concealed closers combine the efficiency of overhead closers with the aesthetics associated with concealed closers and consequently are often found in hotels and quality developments. Various finishes can be applied to the joining arm and overhead channel to special order.
Overhead Door Closers
The range of overhead door closers have been specially selected for performance, versatility and appearance. These adjustable power door closers are suitable for most applications, including offices, hotels, schools and hospitals. The correct closer is selected according to the usage, width, weight and application of the door. Please contact our sales team for expert advice.
Floor Springs & Accessories
Floor springs are used in high traffic areas and/or where the doors are required to swing both ways - double-acting. These can also be used to swing gib concealed doors, usually as a single-acting variant. Electro-magnetic hold open options are also available for special orders.
Floor Pivots & Accessories
Floor springs are useful in high traffic areas and/or where the doors are required to swing both ways double acting. These can also be used to swing gib concealed doors, usually as a single acting variant. Electro-magnetic hold open options are also available to special order.
Door Closers, Dampers, Limiting Stays and Accessories
Miscellaneous closers and accessories covers various non-standard closing devices along with door selectors and friction stays.
Electomagnetic Door Controls
Electrically controlled door operating devices, including swing free overhead door closers and magnetic door holders.
Emergency exit panic hardware including panic bolts and panic bars should be capable of being easily and immediately opened from the inside to facilitate prompt escape from fire.
BS EN 1125: A panic application where the exit door is used by the public and provides "safe and effective escape through the doorway with minimum effort and without prior knowledge of operation". For example: theatres, shops, schools, hospitals and cinema.
Technical Specification for Overhead Door Closers
Overhead door closers can be fitted in different ways depending on the type of door and frame and door usage.