24 Hard Water And Tankless Water Heater in 2024 (Reviews & Costs)

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Showing 1 - 10 in 24 results

SCORE
9.4
AI Score

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Brand
Kelaro
Prime

Works with Rheem, Bosch, Noritz, Rinnai, Takagi, Navien, Stiebel, Atmor, Ecosmart, Eccotemp, Marey Power, Tempra, Trutankless and others.
Includes 1/8 HP Utility Pump, 6 Ft Color Coded Hoses, 3.5 Gallon Bucket with EZ Open Lid & Instructions for using vinegar. Peel Off Lid is super flexible and much easier to remove than traditional paint bucket lids.more

SCORE
9.2
AI Score

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Brand
Stiebel Eltron
Prime

EASY OPERATION – Electronic switch activates the hot water heater and it’s noise free while in use. Has a digital temperature display and preset temperature and memory buttons, while the interior solid copper heating system does all the power work
WARRANTIES INCLUDED – Stiebel Eltron’s top-rated electric tankless water heaters perform with the highest standards for comfort and reliability. Our 7-Year Leakage and 3-Year Parts Warranties are included with purchasemore

SCORE
9.2
AI Score

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Brand
Stiebel Eltron
Prime

Requires 3 separate dedicated 40 amp breakers with 8 gauge copper wiring, and a minimum of 200 amp total service to the residence
On demand a continuous and unlimited supply of hot watermore

SCORE
9.0
AI Score

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Brand
3M-Aqua Pure
Prime

Ideal for any size home
NSF STANDARD 42 CERTIFIED: Tested by NSF International to NSF/ANSI Std; 42 for material and structural requirements onlymore

SCORE
9.0
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Brand
Bosch Thermotechnology
Prime

EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)more

SCORE
9.0
AI Score

Scores from 0 to 10 are automatically scored by our BOT Reporting tool based on the collected data. This score is born to evaluate product quality, and is automatically obtained and is not influenced by anyone, any company, any brand.
Brand
Bosch Thermotechnology
Prime

SCORE
9.0
AI Score

Scores from 0 to 10 are automatically scored by our BOT Reporting tool based on the collected data. This score is born to evaluate product quality, and is automatically obtained and is not influenced by anyone, any company, any brand.
Brand
GREATBEAR
Prime

【Self Modulation Instant Water Heater】the electric hot water heater ECO90MW adjusts exact power input based on current flow rate and temp setting. For example, less power will be applied by the smart water heater when you reduce water flow, thus, you get ideal temperature instead of scalding hot, which ensures comfortable experience and excellent energy efficiency. Also, optimal energy efficiency of 99.8% saves considerable electric charge for you.
【Convenient Use】the electric tankless water heater 9kW comes with digital display & touch control panel so temp setting is easy job. Best of all, useful information on the screen helps you get full understanding of the working status, you needn’t go through hard lesson of temp setting by a mixer tap without direct information. Now turn on the faucet and let the smart hot water heater do the rest.more

SCORE
9.0
AI Score

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Brand
EcoSmart
Prime

Digital temperature control in 1-degree increments gives users complete control of hot water
Warranty and Certifications; Limited Lifetime Warranty on electronics, exchanger and element; UL-499 certified; ETL Listedmore

SCORE
9.0
AI Score

Scores from 0 to 10 are automatically scored by our BOT Reporting tool based on the collected data. This score is born to evaluate product quality, and is automatically obtained and is not influenced by anyone, any company, any brand.
Brand
Rinnai
Prime

Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
Enhanced scale detection lessens possibility of serious, long-term damage to unitmore

SCORE
8.8
AI Score

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Brand
EcoSmart
Prime

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.
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 temperaturemore

Last update on 2024-05-20 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API