Main applications

  • Building services
  • HVAC
  • Heating / ventilation / air-condition
  • Industry engineering
  • Surface treatment

Technical data

T max 250 °C
DN max 200
PN max 16


Lift check valve to DIN/EN with wafer-type body, centring aided by the body shape, shut-off by spring-loaded plate or valve disc guided by three stainless steel guiding pins. Low-noise designs with plastic plate (DN 15-100) or valve disc with O-ring (DN 125-200), maintenance-free.


Industrial plants and heating systems, liquids and gases, hot-water heating systems, high-temperature hot water heating systems, heat transfer systems. Any limits given in the technical codes must be complied with. Not suitable for fluids liable to attack the materials used. Other fluids on request.

Further technical information about BOA-RVK

Overview of technical data

T -10 – 250 (°C)
DN 15 – 200
PN 16
Body design Straight pattern body
Dimension standard EN 558-1/49
Valve disc/plug material Soft and metal-to-metal seat
Threaded-end design Wafer-type design
Body material (EN standard) EN GJL-250, JL 1040
Main applications Industry and process engineering, Building services
Body material Cast iron, Bronze, Brass
PN min. 6
Body/bonnet seal element None (single-piece body)