Discover Heat Recycling with ReTherm
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Drain Water Heat Recovery
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ReTherm for Home Owners
Making homes ENERGY SMART

Heat recycling makes hot water heating more enrivo-friendly and energy smart.

In fact it's even better than solar water heating. How's that possible? Well, ReTherm delivers big energy savings:

  • sun or no sun
  • summer and winter
  • no matter where trees are located

and it does all of this at 1/5 the cost!

Don't get us wrong. Solar water heating is excellent technology, but if you're considering solar without first considering ReTherm it's like sizing your furnace without first deciding how much insulation you want to put in the walls.

Endless Hot Water

Enjoy endless hot water
with ReTherm heat recycling

  Discover the benefits of ReTherming your home
  • Saves up to 60% on hot water heating every shower and reduces overall home hot water heatings costs by up to 40%
  • 3 times more hot water - triples water heating capacity
  • 40 year design life - built of long lasting, durable copper
  • Easy to retrofit into most any home
  • Compatible with any water heater: oil, gas, electric, propane & solar
  • Absolutely maintenance free - no valves or other moving parts learn more
  • Reduces waste energy and the associated carbon emissions
  • Increases home resale value
  • Protection against ever rising energy costs
Efficient hot water heat recovery for the entire house

The drawing below shows how a single ReTherm unit installed in the central drain stack recovers heat from everything that uses hot water: the shower, dishwasher, clothes washer and sinks.

   A typical install for whole-house heat recovery

ReTherm your home and stop throwing away heat

As smart as insulation? You bet!

More and more energy experts agree that ReTherm is as smart as insulation when it comes to cost-effective energy savings. How is that possible?

  • ReTherm is super-effective at lowering energy waste and energy bills.
  • ReTherm never requires maintenance.
  • ReTherm lasts for decades.
ReTherm Reno: 3 simple steps

Whether completed by an experienced plumber or a skilled DIYer most retrofit installs are accomplished in half a day. For existing homes installation is as easy as 1-2-3.

  1. Cut away a vertical portion of central drain that matches the unit height.
  2. Connect ReTherm to drainline with rubber clamps.
  3. Connect Retherm to the fresh water line and existing water heater.

Green Home Building Guideline

Helping build eco-friendly homes
Reduce - Reuse - Recycle

Follow these three R's and you're on the path to lightening your impact on the planet and reducing your environmental foot print. When it comes to reducing your impact there are few products that are as earth-friendly as drain water heat recovery units. They reduce the amount of energy we waste and therefore reduce the energy that we need. Reusing and recycling heat energy has a sizable impact on lowering home energy use.

ReTherm drain water heat recovery is part of the energy-efficiency solution that's being talked about by scientists and energy experts around the world. For a cleaner, more sustainable environment what the world needs most of all is for more and more people to start using the proven solutions that already exist.

Energy efficient homes: they make sense and make money
Home buyers are looking for homes that have low energy bills and that means energy efficient homes. An installed ReTherm drain water heat recovery unit in a new home costs only $750. With a family of four the energy savings are $150 per year. That's only five years to pay for itself from energy savings. A 20% return per year on the original investment! Unless everyone in the home stops taking showers the savings are guaranteed. What other guanranteed investment can offer 20% per year? The best any bank can offer for guaranteed investments is only a few percent. With numbers like these it's clear to see that drain water heat exchangers not only make sense they make money.

ReTherm heat recycling goes by several names: hot water heat recycling,
drain water heat recovery, grey water heat recovery, waste water heat recovery &
shower water heat recovery.

ReTherm stops the #1 waste of household energy
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