DN80 PN10 / PN16 underground hydrant with double closing


Drinking water and other non-aggressive fluids up to maximum 40°C.


the State Hygiene Institute in Warsaw. The Józefów Fire Protection Research Cente near Warsaw. EC Conformity Certificate EC Certificate.

Materials and significant construction characteristics:
  1. Full inner and outer anti-corrosion security through powder EP paint application 250 μm trick, and 3 kV puncture resistant
  2. Upper, bottom, ball body and hydrant stand connection made of GJS-500-7 ductile cast iron, column made of steel or GJS-500-7 ductile cast iron, mandrel made of stainless steel.
  3. Ball valve as an additional security in case of the hydrant’s damage.
  4. Hydrant piston and the ball of the ball valve galvanized with EPDM or NBR gum of 70° Sh hardness.
  5. Brass hydrant nut with trapeze thread.
  6. Hydrant closing done by piston co-operating with pilot sleeve.
  7. Drainage takes place at the moment of complete closing of the hydrant.

Download catalogue card
“Hydrant podziemny DN80 PN16 z podwójnym zamknięciem - 3700” PDF, 994 KB

Download declaration of performance
“Hydrant przeciwpożarowy podziemny z podwójnym zamknięciem DN80 PN16 HPP-80” PDF, 90 KB

Download certificate of admission
“Hydrant Podziemny DN80 PN16 z podwójnym zamknięciem” PDF, 640 KB