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Special siphon pressure-side type

The special siphon - Pressure-side type is a manually filled siphon for draining HVAC-devices at coolers, humidifiers or other wet areas which operate at a higher pressure than that of the surrounding environment.


  • Variable outlet construction and adjustable installation height
  • Screwed cap for filling and inspection purposes
  • Suitable for a maximum positive pressure difference of P = 1690 Pa whereby a safety factor of 1.5 has been added for pressure fluctuations within the system
  • Constructed of polypropylene (PP)
  • Water supply connection via screwed crimp joint or rubber sleeve for device outlets of  ¾", 1", 1¼", 1½"
  • Outlet diameter 40 mm
  • The siphon should not be connected directly to the drains but allowed to discharge freely.


The siphons are available in white and transparent design. The transparent siphons are essential for hygienic use, e.g. in hospitals or laboratories.


Prices available on request.


        Online-calculator pressure-side

        For more information click here






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