SECTION 15410-PLUMBING PIPING

Cast Iron Pipe 2 Inches and Larger: CISPI 301, hubless, service weight. Fittings: Cast iron. Joints: CISPI 310, neoprene gaskets and stainless steel clamp-and-shield assemblies. Copper Tube 1-1/2 Inches and Smaller: ASTM B306, DWV Type L, M. Fittings: ASME B16.23, cast bronze, or ASME B16.29, wrought copper. Joints: ASTM B32, solder, Grade 50B. ................
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