Motorized and manually flanged butterfly valves

Industrial Combustion

Product Details

  • Valve body: cast iron
  • Valve seat: cast iron
  • Seat disc: AISI 304 or AISI 310
  • Butterfly valve stem: AISI 304 or AISI 310
  • Max. operating pressure: 210 mbar
  • Max. fluid temperature with device: AISI 304 450°C
  • Max. fluid temperature with device: AISI 310 600°C
  • Leakage: ± 2%


The BV-CMAP series is a range of modulating butterfly valves, specifically designed for the control of low pressure air supplies. Both manual and electrical operation is available. The internal plate position is indicated by a pointer on the valve crank arm. This can be set by using two mechanical limit stops. The outlet pressure can be checked at the 1/8” BSP test point.



Onsite Diagnostics

If you require onsite diagnostics or technical assistance with any of our products please give us a call

01905 797989 Contact


We recommend Duomo Gas Detection products are serviced at least annually to ensure efficacy and extend sensor life. Our qualified team of engineers are available Nationwide.


All rights reserved © Duomo 2021.