A one-way valve at the inlet of a pipe or the base of a suction pump.
More example sentences
- Like all check valves the foot valve is seldom reliable, causing the suction piping to drain its fluid.
- Tubing and foot valves are best used when dedicated to individual boreholes to avoid cross-contamination.
- They can be used either as a foot valve or as a bulkhead fitting when equipped with adaptor nut and gasket.
Definition of foot valve in:
- The British & World English dictionary