Top 16 Water Heaters Types - Voted Best Of 2023
We spend hours reviewing and testing different items, making sure they're worth buying. So, you get high-quality Water heaters types recommendations and reviews.
Our goal is to provide an easy-to-read article. So we've included a list of products in popular brands below: Ao smith, Stiebel eltron, Rinnai, Ge appliances, Ecosmart, Recpro, Rheem, Bosch thermotechnology. You can click on any product to see a detailed description.

- Optimal Water Pressure: Up to 11 GPM hot water flow rate for a powerful, constant stream
- Instant Heating: Equipped with Circ-Logic - Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation
- Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively. Wifi monitoring.
- Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 6.5 GPM (5 fixtures at once)
- Smart, Durable Design: Enhanced scale detection helps prevent serious, long-term damage to unit; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
- Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
- EASY INSTALLATION - Uses standard 3/4-in NPT water connections and connects into any 120-Volt supply for simple installation
- COMPACT DESIGN - Ideal in limited spaces like kitchens, bathrooms, laundry rooms, cabins, RVs, garages, sheds, etc
- HOT WATER BOOSTER - Works as a standalone unit, or inline with another water heater to boost long pipe runs or washing machines
- Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
- Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches
- Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
- Lifetime warranty for residential use
- The product is easy to use
- The product works and is compatible with 2 X 40 AMP (DP) breakers and 2 X 8 AWG wire
- Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 9.8 GPM (6 fixtures at once)
- Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
- Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE180iN model
- There is a forced exhaust structure that keeps the air safe and clean while and after entering the combustion chamber. There is also a dust net to make sure no dirt gets into the tankless water heater.
- No more waiting for the water tank to warm up or running out of warm water halfway through your shower. With this amazing machine, you can have a steady stream of hot water flowing to your faucets or shower without waiting for the tank to warm up.
- There is a low water pressure startup, which helps to protect the heater and make it easier to use.
Before shopping for the Water heaters types, there are several things you need to think about.
If you're looking for the Water heaters types, don't worry! We've created a buyer's guide to help you choose the right one for your needs.
We looked at dozens of in-depth tools to help us understand which products were most useful. For further details, read our article.
Flow Rate
Efficiency
Power Source
Choosing which power source to use to run your tankless hot water heater can be complicated if you have access to both gas and 240-volt electrical energy. It's much easier to make a decision if you just have very easy accessibility to one or the other. Electrically powered hot water heater will be much less pricey to acquire and install than gas or propane-powered ones. Gas water heaters will certainly be much less efficient than electrical ones, however gas is normallyer than power.
Cost
Indoor Vs. Outdoor
Venting
This air flow piping will certainly need to be mounted with the tankless water heater and also might significantly increase the expense depending on the heating unit's place as well as the demands to run the air flow from the heating system to a secure place exterior. Depending upon the design of the home, this can indicate direct ventilation via the basement wall surface or smokeshaft ventilation that runs vertically with your home as well as arises from the roofing system.
Installation
Electric models are frequently smaller and also can be placed in smaller sized spaces where a gas tankless might not fit. An electrical unit can be put more detailed to the area where warm water is needed, which includes in performance and customer satisfaction. The only extra cost for an electric tankless system would certainly be if a house's electric solution would require to be updated or remodeled.
Use
If you're seeking a warm water option for an addition, a wet-bar installment or to get rid of a lengthy pipes supply line, a smaller sized point-of-use hot water heater might fit your requirements.
Conclusion
We hope the shopping advice above will help you locate the right products for your requirements. When buying, remember to check out quality brands like Ao smith, Stiebel eltron, Rinnai, Ge appliances, Ecosmart, Recpro, Rheem, Bosch thermotechnology.