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Ariston GL4S 4 Gallon Electric Mini Tank Water Heater Review

If you’re looking to purchase a point of use indoor electric mini-tank water heater, look no further than the Ariston GL4S Water Heater. It works great and you can even use it in combination with a tankless or tank water heater.

Just hook it in-line with the tankless or tank heater and you won’t have to wait for seemingly endless periods for your hot water to arrive. Everything from that point on will be instant hot water, all the time!

Ariston GL4S Electric Mini-Tank Water Heater

Ariston GL4S Electric Mini-Tank Water Heater


The Amazon review score for this item has been very good, most people love their Bosch and agree that it’s a genuinely sound investment for a house.

Product Features:

  1. 4 Gallons Of Hot Water Storage
  2. No Hard Wiring Required
  3. Electric Powered
  4. 120 Volts/1500 Watts
  5. 17 Lbs Total Weight
  6. 14″ X 14″ X 12 1/2″ Size Dimension
  7. 1 Year Parts Warranty / 6 Year Limited Heat Exchanger Warranty


  1. Reports of after three years of service, this mini-tank heater still performs flawlessly
  2. Fits right under the sink for easy access to the controls
  3. Glass lined water tank won’t rust or corrode
  4. No more having to waste water by waiting for it to warm up – Most people waste nearly 2 gallons at a time by using traditional tank heaters exclusively
  5. Ability to hook it up inline with a traditional tank or tankless heater means hot water is 100% instant all the time!
  6. Price is very reasonable considering how well built it is and how long it will last you
  7. Ariston water heaters have a substantial following of people that love them


  1. Setting the thermostat is a bit of a pain
  2. In order to drain it, you have to pick it up and turn it upside down