Today’s Top Tankless Water Heaters

We at Tankless Guide seek to keep our readers up to date on the top tankless water heaters on the market. We know you are looking for the very best models for your home, garage, outdoor use, outbuildings or business. We constantly monitor the market, researching products and tankless water heater reviews to bring you reliable information you can use to make your own choices. We believe that an educated consumer will make buying decisions  that continue to be satisfying for years to come, and our goal is to assist you in that process with product reviews and information such as The 7 Things you must know about Tankless Water Heaters.

In this guide, we present 12 of the top tankless water heaters  on the market, from 4 of the top names in the industry: Titan, Navien, Rinnai and Rheem. You can also find right here separate pages devoted to providing more details about the top models from each of these manufacturers. Here, in overview form, are picks for the top tankless water heaters on the market currently.

Titan makes one of the most popular lines of tankless heaters on the market today. They are electric-powered for easy installation in any setting. Single point and whole-house models are offered, with energy-efficient performance and reliability. Here are the top 3 Titan tankless water heaters that combine affordability and quality.

Titan Models

Titan SCR3 N160 Electric Tankless Water Heater: This model easily generated 4.0 gallons per minute of continuous hot water and is a good choice to serve a laundry room, kitchen or even a small home or condo where hot water is often in use at 2 points.
Titan SCR2 N-120 Electric Tankless Water Heater: Compact and easy to install, this model has a capacity of over 3.0 GPM. It will reduce energy consumption when it replaces a standard hot water heater. This model works well in small condo or apartment, or as a point of use model anywhere.
Titan SCR2 N-100 Electric Tankless Water Heater: Small and dynamic, this model is best suited to a single application point where heavy water demand is the norm. It will easily keep up with demand for 2-3 gallons per minute.

Navien Models

Navien NR-240A Tankless Water Heater w/Pump: This is a 98% efficient tankless heater that can generate up to 11 GPM! It’s a top choice as a whole-house model and is also chosen for numerous commercial applications.
Navien NR-210 Condensing Tankless Water Heater: Another Navien workhorse, this model offers 10 GPM capability to meet the demands of the most active household. It will handle the demand easily when hot water is being used at several locations.
Navien NR-180A Tankless Water Heater w/ Pump: In warm climates, this unit will produce up to 10 GPM, though 7-9 is more reasonable. You’ll save on energy costs with this 98% efficient Navien tankless water heater!

Rheem Models

Rheem RTG-95DVN Direct Vent Indoor Series Natural Gas Tankless Water Heater: When you need a high-capacity, efficient and reliable tankless water heater, this one fills the bill in every way. It is built to commercial-grade specifications and provides up to 9.5 GPM so it will be right at home in any application.
Rheem RTG-84XP Outdoor Series Tankless Propane Water Heater: This is one of the best propane-fired tankless heaters available. It offers Energy Star efficiency and up to 8.4 GPM of continuous hot water.
Rheem RTE 9 Electric Tankless Water Heater: Covering all the bases, Rheem also offers quality electric tankless water heaters. The Rheem RTE 9 produces 2 gallons per minute on demand and can handle the needs of 2 usage points at the same time.

Rinnai Models

Rinnai R75LSi Natural Gas Indoor Tankless Water Heater: Rinnai’s best model, the Rinnai R75LSi offers a steady supply of hot water at the rate of 7.5 gallons per minute. It will easily supply the needs of a 2-3 bedroom home where an active family resides.
Rinnai R75LSe Natural Gas Tankless Water Heater: Designed for outdoor installation, it’s a workhorse that will keep your garage, your outbuildings, your pool or even your home with up to 7.5 GPM of hot water. It is built for outdoor installation with insulation and a rugged cabinet.
Rinnai R94LSi Natural Gas Indoor Tankless Water Heater: This is Rinnai’s highest capacity tankless water heater, built to deliver continuous flow of up to 9.4 GPM, sufficient to supply a 3-4 bedroom home with continuous hot water.

When you’re looking for your next or first tankless  water heater, this list is the right place to begin. We’ve chosen the best models from the best manufacturers and put them together in one list to reduce the time you need to spend researching and comparing models. See the links provided for more information about these top performing tankless water heaters.

Remember: All tankless water heaters should be installed by a licensed professional. If you decide to DIY make sure to read your warranty as well as your local codes first. Don’t know where to start get free quotes from your area.

Other Great Resources
Titan Mfg– The home of Titan tankless Water Heaters.
Nivien America– Home page for Navien Tankless Water Heaters
Rheem–  The center of all things Rheem Tankless Water Heaters
Rinnai- MFG– Learn all about Rinnai Tankless Water Heaters

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