Main applications

  • Building services
  • Chemical industry
  • Food and beverages
  • HVAC
  • Heat transfer, Cooling circuits
  • Heating / ventilation / air-condition
  • Industry engineering
  • Navy
  • Oil /Gas
  • Petrochemical Industry
  • Shipping / Shipbuilding
  • Special processes
  • Steel
  • Sugar
  • Surface treatment

Technical data

T max 350 °C
DN max 400
PN max 25


Strainer to DIN/EN with flanged ends, with standard or fine screen; all nominal sizes with drain plug in the cover.


Hot-water heating systems, high-temperature hot water heating systems, heat transfer systems. General steam applications in building services and industry. Other fluids on request.

Further technical information about BOA-S

Overview of technical data

T -10 – 350 (°C)
DN 15 – 400
PN 25
Body design Y-valve body
Dimension standard EN 558-1/1 ISO 5752/1
Threaded-end design Flange design
Body material (EN standard) JS 1025, JL 1040
Main applications Building services, Industry and process engineering
Body material Cast iron, Nodular cast iron
PN min. 6
Body/bonnet seal element Externally confined seal