noun (in plumbing) a vent situated on the sewer side of a trap.
back vent 🔊 Listen to this noun (in plumbing) a vent situated on the sewer side of a trap. Back vent | Article about Back vent by The Free Dictionary Adding a Back Vent to the Robson Coat | Sewaholic The More Complicated Back-Vent System Back vent – seampedia, fashion technology encyclopedia Share Facebook Twitter Google +