The Classical Venturi tube is a robust device, designed for use where low pressure-loss is required. ABB have been manufacturing Venturi tubes for over 100 years and their engineers were involved in the design and manufacture of some of the first Venturi tubes to be used in the UK.

• VSD
  – machined from solid for pipe sizes DN50 to 250 (2 to 10 in)

• VFB
  – fabricated from rolled plate for pipe sizes DN200 to 1200 (8 to 48 in)