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Plumbers......How do you Keep a 1 1/2 inch drain line clear?

txzone

Member
Joined
Sep 17, 2011
Messages
5
Location
ElPaso
Water heaters Temperature and Pressure (T&P) relief valves are piped into the drain system.
Isn't that by code ?

Temperature and pressure (T&P) relief valves used on residential water heaters are typically designed and manufactured to relieve on pressure at 150 psig and on temperature at 210 degrees F. These ASME, ANSI and CSA (AGA) approved relief valves protect the water heater from excess pressures and temperatures by discharging water.


Where does a person drain the boiling water after cooking pasta ? I guess out the kitchen window. lol
 
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roscoe2000

Well-known member
Joined
Sep 22, 2009
Messages
264
Location
Seat Pleasant Md
Water heaters Temperature and Pressure (T&P) relief valves are piped into the drain system.
Isn't that by code ?

No Temperature and Pressure (T&P) relief valves should be be directly piped into a drain line. They can be piped to the vincenty of an open drain, in what is call an open site drain.
 

mygarageone

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Joined
Oct 16, 2013
Messages
2,691
Location
Munising , Mich
I saw one question about a vent and I do not believe it was answered ? Is there a vent for this line ? If not at least put a cheater vent on it. Anything over 8 ft horizontal on an 1 1/2 line requires a vent .
 
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W-Cummins

Well-known member
Joined
Jan 9, 2006
Messages
1,641
Location
Iowa
Where does a person drain the boiling water after cooking pasta ? I guess out the kitchen window. lol

Humm...

How about running COLD water in the sink while slowly pouring the boiling water in??

William...
 

59 wagon man

Well-known member
Joined
Oct 25, 2010
Messages
1,589
Location
hollywood fla
snake the line thousands of homes in florida have 1 1/2" lines but the length without a vent can be part of the problem, remove the s trap and get a 1 1'2" tee and a studor or provent and a p-trap. install the tee where the first 90 was . out of the top extend the studor vent as high as you can under the cabinet and connect the trap to the bull of the tee
 
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