sanitary trap References sanitary trap plumbing Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: plumbing…drainage system; it protects the sanitary traps from siphoning or blowing by equalizing the pressure inside and outside the drainage system. Read More…drainage system; it protects the sanitary traps from siphoning or blowing by equalizing the pressure inside and outside the drainage system. Read More