CodeChronicle

OBC 2006 Division B

7.6.2.2.

Version 0 — in force 31 December 2006

In force
Verified · covered Verified against the 2006-12-31–2007-04-01 consolidation, whose range covers the query date. How to read this

Provenance

OBC 1997 · renumbered from 7.6.2.3. — Pro

Base · O. Reg. 350/06 · ext← current

Original — base regulation

OBC 2012 · continues as 7.6.2.2. — Pro

7.6.2.2. — Back Siphonage

(1) Every potable water system that supplies a fixture or tank that is not subject to pressures above atmospheric shall be protected against back-siphonage by a backflow preventer.

(2) Where a potable water supply is connected to a boiler, tank, cooling jacket, lawn sprinkler system or other device where a non-potable fluid may be under pressure that is above atmospheric or the water outlet may be submerged in the non-potable fluid, the water supply shall be protected against backflow by a backflow preventer.

(3) Where a hose bibb is installed outside a building, inside a garage, or where there is an identifiable risk of contamination, the potable water system shall be protected against backflow by a backflow preventer.

Editor's note

As filed in O. Reg. 350/06, this heading reads 'Back Siphonage' (two words); the consolidated e-Laws text hyphenates it ('Back-Siphonage'). The as-filed heading is retained here.

Text · e-Laws consolidated snapshot