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Where is a water circulating system return line (not the cold line) plumbed into the water system?

by LiveModern Webmaster last modified Apr 02, 2013 01:12 AM
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by last modified Apr 01, 2013

During a remodel which included addition of a bathroom with sinks and shower, a dedicated return Pex line was installed to support a future hot water recirculating capability. today, it is stubbed out at the water heater. Assuming a small Watts timer-activated circulating pump on the hot water outlet of the water heater, where is the return Pex line to be plumbed? Using the drain valve of the heater?




 

 

During a remodel which included addition of a bathroom with sinks and shower, a dedicated return Pex line was installed to support a future hot water recirculating capability. today, it is stubbed out at the water heater. Assuming a small Watts timer-activated circulating pump on the hot water outlet of the water heater, where is the return Pex line to be plumbed? Using the drain valve of the heater?

There are a few ways that they typically tie back into the system with the most popular being the cold water supply line. Some water heaters have a dedicated port...


 

 

 
 
 

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