CodeChronicle

OBC 2006 Division B

7.5.9.2.

Version 1 — in force 2 April 2007

In force · amended
Verified · covered Verified against the 2007-04-02–2007-06-30 consolidation, whose range covers the query date. How to read this

Provenance

New in this edition — no OBC 1997 predecessor

Base · O. Reg. 350/06 · ext v0 →

O. Reg. 137/07, cl. 38 · ext ← current

In force 2007-04-02

OBC 2012 · continues as 7.5.9.2. — Pro

7.5.9.2. — Air Admittance Valves

(1) Air admittance valves shall only be used to vent,

(a) fixtures in buildings undergoing renovation, and

(b) installations where connection to a vent may not be practical.

(2) The air admittance valves shall be located,

(a) above the flood level rim of the fixture it serves,

(b) within the maximum developed length permitted for the vent,

(c) not less than 150 mm above insulation materials, and

(d) installed in a location not subject to back pressure.

(3) Air admittance valves shall,

(a) only vent fixtures located on the same storey, and

(b) be connected to the horizontal fixture drain.

Text · e-Laws consolidated snapshot