BA BM Backflow Preventer (for DN15-50)

Designed to protect drinking water supply networks against the backflow of risk fluids up to category 4 according to EN1717. The BA BM backflow preventer protects the drinking water network by interrupting the continuity of the supply, emptying and evacuating to waste in case of danger of water being turned back into the main pipeline.
  • Easy maintenance thanks to modular sub-sets
  • Piston technology on the relief valve, without membrane: easy mounting/dismantling, reinforced longevity
  • Compact design and space-saving
  • Reduced head losses
  • High quality materials
Parametry techniczne
  • Operating temperature: max. 65 °C
  • Permissible operating pressure(PFA) in water 10 bar
  • Connection: Male threaded union nuts (BSP)
  • Mediums: Drinking water

It is compulsory put upstream Y strainer.
Nr kat.
Type Part no. WII Part no. WID Size
BA BM 405015310 10002343 15
BA BM 405020310 10002344 20
BA BM 405025310 10002345 25
BA BM 405032310 10002346 32
BA BM 405040310 10002347 40
BA BM 405050310 10002348 50