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Dorma BTS84 Floor Spring for Timber and Aluminium Doors

Keeler Hardware

Dorma BTS 84 Floor Spring 

Floor Spring Door Closer Function - designed to hold the door open when the door is opened past 90 degrees. Simple pushing of the door towards the closed position, activates the closer and it also commences the closing action of the door.  

  • Double-action floor spring which has been specially developed for the aluminum and toughened glass door industries. 
  • BTS 84 has many of the features of the other Dorma BTS closers with the addition of reduced depth and an array of accessories designed for the aluminum door fabricator and toughened glass door manufacturer.  

Features: 

  • Certification CE marked 
  • Successful independently tested to BS EN 1154 
L306 x W108 x H40 mm
Details
Specifications

Specifications: 

  • Max. Door Width: 850mm and 1100mm 
  • Operating Voltage: 24V DC 
  • Available Types: 
    • Body Only 
    • Body + Cover 
    • Complete Kit Aluminium Door 
    • Complete Kit Timber Door   
  • Available Closer Option: 
    • Hold Open 
    • Non-Hold Open   
  • Available Spring Strength: 
    • EN2 (Door weight < 40kg) 
    • EN4 (Door Weight 40-80kg)   
  • Features Adjustable sweep speed: 130 - 20 degrees 
  • Adjustable second sweep speed: 130 - 0 degrees 
  • Height: 40mm 
  • Length: 306mm 
  • Width: 108mm 
Scope of use

Floor Spring Door Closer is a mechanical door closing device mostly used for glass doors along with patch fitting. Mostly used where both pull and push movement is required. Floor springs are used is in Interior doors of a Business park, Malls, Hospital building.

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