vacuum valve

Questions

What does vacuum valve mean?

A non-return valve allowing atmospheric air into a boiler, if a cold boiler reduces its internal pressure on cooling down.

How to pronounce vacuum valve

1. Open the pronunciation page — Open the Speakur entry for “vacuum valve”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “vacuum valve”.
4. Repeat and practice — Say “vacuum valve” aloud, matching stress and vowels until it feels natural.