PART 7 — PLUMBINGUpdated for the 2024 Ontario Building Code
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7.2.5.16.Cellular Core PVC Pipe and Fittings
(1) Cellular core PVC pipe shall
(a) conform to ASTM F3128, “Standard Specification for Poly(Vinyl Chloride) (PVC) Schedule 40 Drain, Waste, and
Vent Pipe with a Cellular Core,” and
(b) be light grey, as specified in CSA B181.2, “Polyvinylchloride (PVC) and chlorinated polyvinylchloride (CPVC)
drain, waste, and vent pipe and pipe fittings.”
(2) Fittings and solvent cements for cellular core PVC pipe shall conform to CSA B181.2, “Polyvinylchloride (PVC)
and chlorinated polyvinylchloride (CPVC) drain, waste, and vent pipe and pipe fittings.”
(3) Cellular core PVC pipe shall only be used in residential buildings containing 1 or 2 dwelling units and in row houses
that do not exceed 3 storeys in height.
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Code text is reproduced for reference from the Ontario Building Code (O. Reg. 163/24, 2024 Building Code Compendium). This page is provided for general information and is not an official copy. Always verify requirements against the official Ontario Building Code and confirm with your local building department.