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TPR Valve Drain Line Installed Improperly!

July 25, 2011

TPR Valve Drain Line Installed ImproperlyThe TPR Valve (Temperature, Pressure, Release) is there to prevent the water heating unit from exploding. The proper installation for the drain line is to be either level or downhill. It should never be installed so it flows down, then uphill for it to drain. It's all about the contamination of the water in the tank. The contaminated water could actually drain back into the unit which then could be ingested.