The Ontario Building Code | Final Tests
18.104.22.168. Final Tests
(1) Where a final test is made,
(a) every trapshall be filled with water,
(b) the bottom of the system being tested shall terminate at the building trap, test plug or cap,
(c) except as provided in Sentence (2), smoke from smoke-generating machines shall be forced into the system,
(d) when the smoke appears from all roof terminals they shall be closed, and
(2) The smoke referred to in Clauses (1)(c) and (d) may be omitted provided the roof terminals are closed and the system is subjected to an air pressure equivalent to a 25 mm water column maintained for 15 min without the addition of more air.