Netzero / Passive house ThermoDrain (57.2% efficiency) TDH3620B-DR-PEX series
ThermoDrain is an easy and comfortable way to save money and help the environment
The ThermoDrain TDH3620B-DR-PEX series is the latest technology in Drain Water Heat Recovery. Its unique compact design provides high efficiency and an easier
installation. With its exclusive features, the ThermoDrain™ TDH series is simply the best technology available today!
ThermoDrain technology is recommended by the United States Department of Energy, Manitoba Hydro and Hydro Quebec
Code required in all new home construction in Manitoba and Ontario, Canada.
Click Here to view the Specification Sheets
Click here to view Installation guide
- Enjoy hot showers with peace of mind for the environment and energy costs
- Feel the heat by triples your tank hot water heater capacity for showering
- Built with the thickest and purest copper for safety and longevity
- Safety first with double third party certifications for potable water and efficiency.
- Enjoy significant flow increase on tankless hot water heaters.
- Quick payback, great return on investment
- Compact design/ lightweight
- Maximum efficiency per inch / cost
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Easy and fast DIY installation with 2x factory installed PEX fittings
- Includes easy to install drain fittings
- 50% efficient units are capable of preheating cold water from 50 F to 75 F @ 2.5 GPM
- Low pressure drop
- Fits onto any 3" drain piping system
- Fits into any 3/4" potable water type piping
*FREE SHIPPING TO ALMOST ANYWHERE IN CANADA AND UNITED STATES, SOME CONDITIONS APPLY.
