PART 7 — PLUMBINGUpdated for the 2024 Ontario Building Code
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7.2.7.1.Copper and Brass Pipe
(1) Copper pipe shall conform to
(a) ASTM B42, “Standard Specification for Seamless Copper Pipe, Standard Sizes,” and
(b) Table 7.2.7.4.
(2) Brass pipe shall conform to ASTM B43, “Standard Specification for Seamless Red Brass Pipe, Standard Sizes.”
This provision includes a table — formatting is preserved from the source; refer to the official code for the authoritative layout.
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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.