Question by  andrew10 (27)

What are the different types of pipes and how are they used?


Answer by  grothcc (119)

Water & drain pipe are typically copper, plastic including PVC, ABS & PEX, cast iron, and galvanized steel. Gas pipe is typically steel, CSST (corrugated stainless steel), copper & plastic (polyethylene). Local codes will dictate which is approved for a particular purpose.


Answer by  Natalie14 (230)

Cast iron or PVC are used for the building drainage systems. Copper is used for the supply water piping to a building. PVC and CPVC for hot water can also be used for smaller building.

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