The Ontario Building Code | Venting of Corrosive Drain Piping and Dilution Tanks
7.5.5.3. venting ="http://thehandyforce.com/interior/bathroom-renovations/" title ="Toronto Bathroom renovation inspiration">venting of Corrosive Drain Piping and Dilution Tanks
(1) venting ="http://thehandyforce.com/interior/bathroom-renovations/" title ="Toronto Bathroom renovation inspiration">venting systemsfor drain piping or dilution tanks conveying corrosive waste shall extend independently and terminate in open air.
In Plain Language
Venting for corrosive drain piping and neutralizing/dilution tanks has its own specific requirements, reflecting that these systems handle waste that behaves differently from ordinary sanitary sewage.
This is a plain-language summary of the 2012/2017 Ontario Building Code text above, for general understanding only and not a substitute for the Code. Always confirm current requirements against the 2024 edition (O.Reg. 163/24) or a qualified professional before construction.