Navien’s Premium Tankless Gas Water Heaters are available for both residential and commercial use. Unlike traditional tank water heaters, Navien tankless heaters do provide instant hot water. It specializes in condensing tankless water heaters. They provide an average 0.98 energy efficiency factor. The products of this brand are also equipped with eco premixed burners which cut down heater’s NOx and CO emissions. So they are environment-friendly.
Best Navien Tankless Water Heater Comparison Chart
Navien NPE210S-NG Tankless Gas Water Heater Natural Gas
- Dimensions - 17.3 x 13.2 x 27.4 inches
- Voltage - 120V
- Utilizes existing 1/2" gas line
Top Rated Navien Tankless Water Heater Reviews
Navien NPE-180-A Tankless Gas Water Heater
This product weighs 75.5 pounds and measures 17.3 x 11.4 x 27.4 inches. It also offers ultra condensing efficiency and, therefore, helps in saving energy and money. It provides longer life expectancy as they are highly resistant to corrosion as compared to other heat exchangers which also helps in reducing mineral deposits.
This product does not emit any gases so it results in less acid rain. A new metal fiber burner is designed to deliver a consistent air/gas mixture which improves combustion efficiency. This NPE model also allows easy convertibility from NG to LP. 2” venting option allows for a flue to be pulled through the existing vent and 3” vents can be used up to 150’ with standard 2” x 3” adapters. It is also equipped with intelligent preheating technology which recognizes hot water usage patterns to intelligently provide hot water when needed. Simple modular for water path is provided which minimizes water pressure drop which makes maintenance easier.
Navien NPE-210-A Tankless Gas Water Heater
Navien’s Condensing Technology is provided with this product which offers the high efficiency. Two stainless steel heat exchangers are provided with longer life expectancy as they are highly resistant to corrosion and erosion compared to copper heat exchangers. Setup can easily be installed which provides a user-friendly interface. New metal fiber burner is designed to deliver a consistent air/gas mixture which improves combustion efficiency. It is combined with SCAQMD 1146.2 strict NOx emissions standard. This product has longer life expectancy due to environment-friendly features. It helps in eliminating cold water sandwich and saves water with the reduced time to get hot water. It saves money with built-in recirculation system. The intelligent pre-heating function is provided. Hot water temperature control is provided which helps in setting the temperature.
Navien NPE210S-NG Premium Condensing Tankless Gas Water Heater Natural Gas
This product weighs 81 pounds and measures 17.3 x 13.2 x 27.4 inches. Heat capacity input can be natural gas or propane. This product weighs Navien’s units have built-in controls for a multi-unit system which allows easy setting. This also helps in reducing installation costs. Easy wiring can be done between units and easy setting of the parent and child for multi-unit system. 16 units can be linked as one group. Cascading allows for added redundancy which ensures on-demand hot water in all situations. Small and compact wall-hung design allows multi-unit system even in a confined area. Used for hotels, schools, hospitals, beauty shops, restaurants, health centers, and more. It utilizes 1/2’’ gas pipe capable of up to 24’. It has the ultra condensing efficiency of 99 EF.
Navien NPE240S-NG Premium Condensing Tankless Gas Water Heater
This product weighs 75 pounds and it measures 17.3*13.2*27.4 inches. It is made up of stainless steel. Flow rate is 11.1 GPM. It also offers ultra condensing efficiency and, therefore, saves energy and power. It utilizes 1/2’’ the gas line. It is also field convertible. It is environmental friendly as it do not emit any nitrogen gas. It can be installed as indoor or outdoor wall hung. It requires electronic ignition. Safety features are also provided in it such as Flame rod, APS, ignition operation detector, water temperature high limit switch, exhaust temperature high limit sensor, power surge fuse. It is also equipped with intelligent preheating technology which recognizes hot water usage patterns to intelligently provide hot water when needed. Simple modular for water path is provided which minimizes water pressure drop which makes maintenance easier.