suction valve

noun

An automatic non-return valve that opens when the boiler is at less than atmospheric pressure so as to avoid any risk of vacuum collapse when a hot boiler is allowed to cool down out of service.

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Meanings

nounsuction valve (plural suction valves)

plural suction valves

  1. An automatic non-return valve that opens when the boiler is at less than atmospheric pressure so as to avoid any risk of vacuum collapse when a hot boiler is allowed to cool down out of service.
Cite this entry
APA

suction valve. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/suction%20valve

MLA

“suction valve.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/suction%20valve. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “suction valve,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/suction%20valve.

Source: suction valve on Wiktionary, CC BY-SA 4.0.