Summary: Popular plumbing problem solving and remodeling DIY discussion
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- over 480,000 plumbing related posts - Plbg.com - the popular
plumbing forum. Ask any toilet, sink, faucet, pump, water quality
and plumbing related questions. Plumbing Water Heater Pressure
Relief Author: rdtompki (CA) I'm putting a[...]
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Author: rdtompki (CA) I'm putting a "point of use" 10 gal. electric
WH over my garage near the kitchen and laundry room; my tankless is
at the far end of the house. I'll have a pan drain and the pressure
relief running to the eaves, about[...]
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Author: bill plumber (FL) Check your local code, but CPVC is
approved for relief lines in Florida. This tells me it is fine the
only question would be if it is getting inspected and then you
would have to follow the local code. Also there are no solids[...]
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Author: jimmy-o (CA) The piping must slope continuously downward
from the valve, with no upturns or bellies. It must terminate
between 6 and 12" above the ground. You can pipe it with any
material approved for domestic water. The state[...]
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Author: bill plumber (FL) Its an electric water heater. What heat?
The hot water heat? If that was the case he could not use CPVC
distribution pipe. PVC is not approved for relief valve discharge
piping.But I agree do not trap the line. Edited 1 times.[...]
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Author: jimmy-o (CA) The only applicable code section I find is
608.5 which allows any approved material, provided full ID is
maintained, and the spec there is max 24" above ground. This is a
general section of pressure relief valves, and[...]
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Author: dlh (TX) that is it jimmy, you can use any approved
material which both copper and cpvc are. the code requires it to
run full i.d. the whole way and terminate between 6" and 24" above
the ground. now depending on your local code[...]
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