Div. B › Part 7 › 7.2 › 7.2.7 — Non-Ferrous Pipe and Fittings

7.2.7.4 — Copper Tube

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(1) Copper tube in a plumbing system shall,
(a) be certified to ASTM B88, “Seamless Copper Water Tube”, or
(b) comply with ASTM B306, “Copper Drainage Tube (DWV)”.
(2) The use of copper tube shall conform to Table 7.2.7.4.
(3) Copper tube used in a plumbing appliance shall conform to,
(a) ASTM B88, “Seamless Copper Water Tube”, or
(b) ASTM B68 / B68M, “Seamless Copper Tube, Bright Annealed”.
(4) Type K or L copper tube shall be used for the potable water side of a heat exchanger in a pre-engineered wastewater heat recovery system.
(5) Copper tube shall not be used for the fixture drain or the portion of the vent pipe below the flood level rim of manually flushing or waterless urinals.
Tables & Figures referenced
Table 7.2.7.4 : Permitted Use of Copper Tube and Pipe : Forming Part of Sentence 7.2.7.4.(2)
Loading Table 7.2.7.4…
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