What is a dedicated hot water return line?
What is a dedicated hot water return line?
In a traditional hot water recirculating system, there is a dedicated return line for the hot water pipes, which runs from the furthest bathroom or fixture back to the water heater. This loop keeps hot water going throughout the house so when a fixture is used, hot water is right there.
Can you put a recirculating line on a tankless water heater?
Recirculation accessories enable your home to have hot water, faster, when you need it. Solutions include tankless water heaters with built-in pumps or units that can have a pump added. Homes with no dedicated return line can have a thermal bypass valve added to the cold water line for recirculation.
Are recirculating pumps worth it?
If a household draws water ten times per day, over 31 gallons of water each day could be wasted while waiting for the hot water to appear. With the average national cost of water rising rapidly, a hot water recirculation pump could easily save you upwards of $50 each year.
Do you need a return line for a hot water recirculating system?
If you have a dedicated return line, then this is a great system to use. You can even get pumps that have timers built in, so the pump only runs during the hours you need it, offering you savings on energy costs. This type of recirculating system does not require a dedicated hot water return loop, it can be installed and used in any house.
How does a dedicated Recirc system work in a hot water system?
Click diagram to enlarge. The Dedicated Recirc System converts an existing hot water circulation line into an efficient on-demand delivery system. The Dedicated Recirc System delivers hot water only when there is a demand: When the Flow Monitor detects a hot water demand the Pump Manager turns on the pump and rushes water out to where it is needed.
Where is the return line on a water heater?
Pump at the water heater (dedicated return line) Pumps located at the water heater are suitable for installations with a pre-installed hot water return line. The building’s main hot water line is kept primed with hot water without pushing any hot or warm water into the cold water supply.
How does a dedicated recirc system reduce energy costs?
The Dedicated Recirc System converts an existing hot water circulation line into an efficient on-demand delivery system. The Dedicated Recirc System delivers hot water only when there is a demand: Reducing Energy Costs.