Can A Toilet Shower And Sink Share A Vent?
Can A Toilet Shower And Sink Share A Vent? (Sinks, tubs, showers all have 1.5 fixtures units each). As a general rule, you will just be able to vent 2 fixtures on a toilet wet vent. … The toilet drain should be 3′′, the sink drain is 1.5′′, the shared sink drain/toilet vent area should