Rheem RTE 13 Electric Tankless Water Heater

Rheem RTE 13 Electric Tankless Water Heater

Installing a tankless heater can be one of the best decisions you ever make, not to mention, it can help you save hundreds of dollars on your water and gas bills. While most designs typically rely on natural gas, you will also find models that work with traditional electrical systems.

Electrical systems will help you save more money and energy, giving you access to constant hot water without the limitation of a tank. Whether you live alone in a studio apartment or in a house bustling with people, tankless electric water heaters will suit all your needs.

The Rheem RTE 13 Electric Tankless Water Heater is among the most popular units in the market. This model is especially great for folks who live alone or for college students who share an apartment with roommates.

Installed Rheem RTE 13 Electric Tankless Water Heater

The water heater features two LED lights that allow users to keep track of the modes. The red light indicates that hot water is ready for use whereas the green light indicates that the water heater is on standby. This usually occurs when you haven’t used the water heater for a few hours. Some notable features of this Electric Tankless Water Heater include:

  • Maximum Flow Rate of 4.0 GPM - The water heater offers a 4.0 GPM maximum flow rate that is quite impressive for its low price. This makes the water heater ideal for people who live alone or for homes with dual showers with 1.5 GPM fixtures.
  • Ultra Compact Design - The water heater features an ultra-compact design that can easily fit wherever you want. This is a nice feature for smaller residents.
  • On Unit Temperature Control - The product features on unit temperature control along with an LED that indicates active and standby mode.

What Customers Say

The product received an average of 4 stars out of 5 on Amazon. A few customers left positive reviews while others stated that the product could use a few improvements. Customers agreed that the water heater will help reduce costs.

Rheem RTE 13 Electric Tankless Water Heater
4.0 Star Rating

Additionally, with its compact size, customers can install the electric heater anywhere they want according to their convenience. On the downside, durability was a common concern and folks weren’t too impressed with Rheem’s customer service.

Buying Advice

The Rheem RTE 13 Electric Tankless Water Heater is available on Amazon for just under $260 to $350, depending on the seller. To save money, be on the lookout for deals and discount. Consider investing in a used electric heater if you want cash.


For its price, the Rheem RTE 13 Electric Tankless Water Heater is a great product.

However, this model is not suitable for large families because of its compact size and capacity.

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