The Ontario Building Code | Plumbing Fixtures for Mobile Home Facilities
3.7.4.10. Plumbing Fixtures for Mobile Home Facilities
(1) If mobile homes do not have individual plumbing facilities connected to a central water supply and drainage system, a service buildingshall be provided for public use.
(2) The service building required by Sentence (1) shall contain,
(a) at least one water closet for each sex if the service building facilities serve not more than 10 mobile homes, and
(b) an additional water closet for each sex for each additional 10 mobile homes.
(3) If a service building is required by Sentence (1) it shall contain lavatories as required by Sentence 3.7.4.2.(5) and at least,
(a) one laundry tray or similar facility, and
(b) one bathtub or shower for each sex.
In Plain Language
Where mobile homes lack individual plumbing connected to a central system, a service building providing shared plumbing facilities for public use must be provided, with its own detailed fixture requirements.
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.