Floor Spring

Floor Spring


PATTA Floor Spring


PATTA Floor Spring B330 with adjustable closing and latching speed. 3 power sizes fit most applications and is designed for both double and single action doors.



  • Fixed power size 3 EN compliance
  • Adjustable closing & latching speed
  • Maximum door control opening angle at 150°
  • Maximum door opening angle at 150°
  • Mechanical hold-open at 90° (optional upon request)





  • Suitable for wooden doors
  • Adjustable closing and latching speed
  • Two non-critical control valves provide dual speed hydraulic closing




Floor Spring B330
02m 12s
Technical Specification

Floor Spring B330



Max. Door Width 1000mm
Max. Door Weight 100kg

Available Wood Thickness




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