Dormakaba | Woodwood Door Controls

Dorma BTS 80F Floor Spring

The Dorma BTS 80F floor spring is for self-closing doors,  with the correct selection of accessories it enables use in a variety of applications including; single or double action, centre pivoted or off-set pivoted & fire doors.

 

Call 01376 502 131 or email sales@woodwoodgroup.com for price and availability.

Features:

  • Fixed spring strength (power size) EN 4/5/6
  • Max door width: 1100mm (EN 4) 1250mm (EN 5) 1400mm (EN 6)
  • Max door weight: 300kg
  • 2 valve control of closing speed
  • Fixed backcheck
  • Adjustable sweep speed
  • Successful independent testing to BS EN 1154
  • Suitable for fire doors CERTFIRE approved cert no. 128.

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