Choose two water heater models to compare.

  • MODEL 2
  • MODEL 2X
  • MODEL 3

Compact size

Mobile app

No metal heating element

Digital controls

Can connect to existing electric water heater without upgrading electrical supply

Can improve any electric or gas water heating system

Standard 6-year full unit replacement warranty

99% energy efficient

Ideal for supplementing existing water heater system

Ideal for single family home use

MODEL 2

checkmark icon compact size available
mobile app not available
checkmark icon no metal heating element
checkmark icon digital controls available
Can not connect to existing electric water heater without upgrading electrical supply
checkmark icon Can improve any electric or gas water heating system
checkmark icon standard 6-year full unit exchange available warranty
checkmark icon 99% energy efficient
checkmark icon Ideal for supplementing existing water heater system
Not ideal for single family home use
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MODEL 2X

checkmark icon compact size available
mobile app not available
checkmark icon no metal heating element
checkmark icon digital controls available
checkmark icon can connect to existing electric water heater without upgrading electrical supply
Cannot improve any electric or gas water heating system
checkmark icon standard 6-year full unit exchange warranty
checkmark icon 99% energy efficient
checkmark icon Ideal for supplementing existing water heater system
Not ideal for single family home use
Shop Now

MODEL 3

checkmark icon compact size available
checkmark icon mobile app available
checkmark icon no metal heating element
checkmark icon digital controls available
Can not connect to existing electric water heater without upgrading electrical supply
checkmark icon Can improve any electric or gas water heating system
checkmark icon standard 6-year full unit exchange warranty
checkmark icon 99% energy efficient
Not ideal for supplementing existing water heater system
checkmark icon Ideal for single family home use
Shop Now

Which water heater is right for your home?

the extender model

The Extender

Tired of running out of hot water? Use this installation set-up to have increase the amount of hot water by 50-100%. Buy the MODEL 2 if you have a gas water heater; buy the MODEL 2X if you have an electric water heater.

Recommended product(s):

the booster model

The Booster

Tired of waiting for hot water? When your goal is to have endless hot water delivered to your fixtures more quickly, keep your existing water heater and simply add either the MODEL 2 or MODEL 3 close to the point of use.

Recommended product(s):

whole home water heating model

Whole Home Water Heating

When replacing your existing electric or gas water heater, buy either the MODEL 2 or MODEL 3 and install it in a central location within your home for endless hot water, on demand.

Recommended product(s):

the distributed model

The Distributed

Ideal for new construction, this installation set-up will allow immediate and endless hot water in numerous locations throughout your home.

Recommended product(s):