• HydroFlap Float-controlled Outlet Gates
HydroFlap Float-controlled Flap Valves

Robust flood protection for
sewers and ancillary structures

HydroFlap
Float-controlled Flap Valves, Type A
DN 100 up to DN 400

  • controls max. water level in pump sumps
  • enables constant pump feed by limiting water head
  • suitable for flood protection operations
  • manufactured with stainless steel: material 1.4301 (V2A), 1.4571 (V4A) on request
  • bearings brass/zinc alloy 
  • robust construction for fixing
  • contamination resistance
  • removable float
  • adjustable closing position
  • optional: flange with connecting dimensions acc. to DIN 2501
  • complete with sealing material and stainless-steel fixings

HydroFlap
Float-controlled Flap Valves, Type B
from DN 400, see also Type A

  • controls max. water level
  • enables constant pump feed by limiting water head
  • suitable for flood protection operations
  • manufactured with stainless steel: material 1.4301 (V2A), 1.4571 (V4A) on request
  • robust construction for fixing
  • contamination resistance
  • housing adjustable by means of a tappet
  • easily replaceable rubber seal
  • removable float, usable right or left
  • three standard factory settings for opening/closing positions
  • flange options: wall or DIN acc. to DIN 2501
  • complete with sealing material and stainless-steel fixings