What Is a Plumbing Riser?
Last Updated Apr 5, 2020 4:37:42 AM ET
A riser is a supply line, usually made of metal or plastic that is intended to connect a faucet or shower fixture to the stop valve of the water supply. Plumbing risers are commonly made of copper. Metal flex risers, however, are actually corrugated, which allows them to be bendable.
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