How do you plumb a hot water recirculation loop?

Quote from the video:
Quote from Youtube video: And a water pipe the purpose of the is to recirculate from the point of use at the end of the line back to the fixture to keep the water in the pipes. Always hot.

How do I build a hot water recirculation system?

Quote from the video:
Quote from Youtube video: This hot-water recirculating system has two basic components. There's the hot water recirculating pump which will be installed onto the hot water discharge line of your water heater.

How does a domestic hot water recirculating system work?

This system creates a loop from the water heater to the faucet and back again. The unused hot water is drawn back through this loop by the pump, so when you turn on your hot water faucets, you get hot water quickly. Water is not left in the pipes to get cold and you waste less water because you don’t have to wait.

How do I circulate the hot water in my house?

Quote from the video:
Quote from Youtube video: Back at the heater is a pump that moves hot water through the recirculation. Line it'll get hot water to the furthest plumbing fixture. And will deposit. Any cool water that was in the line.

Where should a circulating pump be installed?

Standard good practice among heating techs is to install the circulator pump on the return side of the loop where cooler temperatures can extend its life.

Does a recirculating pump need a return line?

Not every domestic hot water recirculation system requires a return line. For residential and light commercial applications, there is another way to save water and maintain hot water at the last fixture.

Are recirculating pumps bad for pipes?

Recirculating Hot Water Can Corrode Pipes.

Are hot water recirculation pumps worth it?

A hot water recirculating pump will save you money, especially if you have a larger family. A family of 4 with normal water usage can expect to save $50-$75 a year. Since pumps cost about $200 each, the recirculating pump will pay for itself in 3-4 years. .

Are hot water recirculation systems efficient?

Nope. They might save a bit of water but they use a lot of energy. There’s nothing better than a long hot shower.

Should the circulating pump be on flow or return?

The best place for the pump(s) is still on the flow side. This keeps the bulk of the system under positive pressure from a combination of the pressure imposed by the system water connection, and then when the pump is running, the pressure provided by the pump.

How do you pipe a hot water return line?

Quote from the video:
Quote from Youtube video: You could put them in the vertical. So spring-loaded check valve on the feed we always put arrows on them so we know what direction. So the blue comes down goes up into the service valve.

What is the best recirculating pump?

Top 5 Recirculating Pumps

Our Pick Pump Rating
Top Pick Laing LHB08100092 4
Runner Up Watts 500800 4.2
Back Up Grundfos GRU-595916 4.1


How much electricity does a hot water recirculating pump use?

Secondly, hot water recirculation pumps use a decent amount of energy – this also needs to be factored into potential savings. A pump that consumes 25 watts of power would use around 200 kWh of electricity each year. The average price of electricity in the US and Canada is $0.13 per kWh and $0.17 per kWh, respectively.

How long do circulator pumps last?

5 to 10 years

Due to the strict quality control, there is little chance that your Taco Circulator pump will be defective. A typical Taco circulator pump usually last from 5 to 10 years unless leaks are left unchecked.

How much does a recirculating hot water system cost?

$200 to $800

Without the need for extra piping, this type of hot water circulation pump system also comes at a much lower cost. Depending on the size of the pump and installation difficulty, the average cost of a hot water recirculation pump costs anywhere from $200 to $800 (installed).

Do circulator pumps run all the time?

The most common circulator pumps run all day, every day, whether you’re actively using hot water or not. This causes a lot of heat to dissipate in the pipes 24/7 and requires the water heater to work harder to keep the water hot.

Do hot water recirculating pumps run continuously?

While the system is capable of running continuously, it doesn’t always do this. Most hot water recirculating pumps come with sensors or timers to regulate operation. Sensors can detect the temperature of the hot water in the pipe, only running the recirculation pump when the temperature drops below a specified level.