noun
Meaning 1
a mechanical sewer vent that allows air to enter into the sewage system but does not allow exhaust of sewer gases, to aid the flow of sewage by providing air behind water, where a standard vent stack to atmosphere is not possible, by drawing in interior air but keeping harmful sewer gases contained.
Definition source: English Wiktionary via Wiktextract
Topics: business, construction, manufacturing, plumbing
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided