The Ontario Building Code | Plumbing Fixtures for Mobile Home Facilities
188.8.131.52. Plumbing Fixtures for Mobile Home Facilities
(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 184.108.40.206.(5) and at least,
(a) one laundry tray or similar facility, and
(b) one bathtub or shower for each sex.