Rinnai RU160iN Review In 2023

Everyone wants a warm bath after getting home from a hectic day. And for that reason, we need an efficient water heater which will give you the utmost comfort you want. There are tons of brands that will offer you the best water heater. That’s why I and my team are here to give you the Rinnai Ru160in Review – Natural Gas Water Heater.

Rinnai RU160iN is the most efficient and most popular water heater. You will get premium features that are very useful for your daily life. It is an excellent unit for installation.

Rinnai heaters have better ratings and customers are giving good feedback. The features are more than average. It has wifi-capability, circ-logic technology, recirculation capability and so on.

The name of this model gives us a lot of information about the model. The “RU” came from the Rinnai RU SENSEI series. The 160 is the power consumption rate of the model. The Sensei series water heaters are considered as “Super-High Efficiency Plus”.

Rinnai RU160iN Condensing Tankless Hot Water Heater

Rinnai RU160iN Condensing Tankless Hot Water Heater



  • Brand Name : Rinnai 
  • Ru160In-Natural Gas/9 GPM
  • Item Dimension: L×W×H- 18.5×11.45×31.3 inches
  • Item Weight – 62 Pounds
  • Voltage- 120 Volts 

I and my team decided to give it a try and test the Rinnai ru160in the water heater. Let’s look at some most popular features of the Rinnai Ru160In water heater.

Unlimited Hot Water Supply

Rinnai Ru160In water heater gives you an Endless hot water supply. Now you don’t have to worry about running out of hot water and standing in the cold. This is the best feature of all in this model.

This model will never run out of hot water. Now you don’t have to fix a schedule for hot water anymore.  Our team decided to test this feature by taking a shower one by one.

Luckily 7 members of our team got a full supply of hot water and didn’t have to stay in the cold.

Instant Hot Water In Seconds

Some water heaters take a long time to give you hot water. Now who has the time to wait for the water to heat. That’s why we tested how long it takes to heat the water.

The analysis showed it takes only 15 seconds to heat the water. The Rinnai Ru160in will provide you with an instant hot water allotment in seconds. You don’t have to turn on the heater and wait for 30-40 mins.

Saves a Huge Amount Of Water With Thermacirc360 Technology

We have reviewed several water heaters until this day. Most of the water heater wastes water while traveling from the tank to the shower.

The average water heater could waste up to twenty-four 16-ounce bottles of water every time. That’s a huge waste of water.

As we tested we found that the Rinnai Ru160In water heater recirculates hot water through your pipes and wastewater less than average. Forthwith the heater won’t waste water while you wait.

Mounted Wall Installation Will Save A Lot Of Space 

Our team was concerned about the space it will take. Finally, we got a tankless water heater which saves a lot of space in your bathroom or anywhere at your home. The Compact Design qualifies for wall-mounted installation.

The Rinnai Ru160In water heater is only the size of a small suitcase. It only took 16 Square feet of space at our lab. Our team liked the mounted wall installation technology. We noticed the model requires substantial plumbing skills in addition to carpentry and electrical.

Furthermore, if you don’t have close to pro-level construction skills then you should hire a constructor to install the water heater.

  • User Friendly
  • Super efficient
  • Endless hot water supply
  • Less waste of water
  • Use 40%Less energy than usual
  • Federal tax reduction.
  • Need maintenance
  • According to some users, it leaks water after 6-10 months
  • Installation costs more than the actual model.


Hot Water Flow Rate Up To 9 GPM

As we tested the water heater, we found an amazing feature of this model. Rinnai Ru160In water flow rate is such a spectacular feature. As per the instruction, The model is capable of Supplying 9 Gallons of water per minute.

Although when we tested it in real life, We got 5-6 gallons per minute. It is still an impressive feature. This model is the Most powerful water heater in the series.

Sustainable With 120 Months of Residential Warranty

No one wants to buy a water heater frequently. We all prefer a sustainable water heater that can go for the long run. Now you got Rinnai Ri160in with 20 years of life expectancy.

So from now on, you don’t have to invest money again and again for the water heater. It is worth Money and Time efficiency.

Moreover, the Rinnai Ru160In has 120 months of Residential warranty(heat exchange), 12 months (labour) and 6 months (Parts).

Read more, Best Propane Tankless Water Heater Reviews of 2023.

Pros of Having Rinnai Ru160in Tankless Water Heater

There are tons of pros to having a Rinnai Ru160In water heater. The premium model will provide you with the utmost comfort that you want.

The high-quality model has sustainable reliability.  Every part of the Rinnai Ru160In water heater is replaceable. So it is more reliable than getting a whole new water heater.

The endless hot water supply will never leave you under the cold barrage.  The heater delivers water efficiently and smoothly. It is designed to give you the utmost experience with better installation.

Cons of Having Rinnai Ru160in Water Heater

Everything in the world has some mixture of pros and cons. As we were tasting the Heater, we found some difficulties. The installation costs more than the actual model. However, here are some cons of having Rinnai Rui160In tankless water heater.

Although not everyone experienced the same situation as these customers. Nevertheless, the model is still worth investing money in and can go for the long run.


As you read the review of the Rinnai Ru160In tankless water heater, you got all the information you wanted. The most popular and powerful water heater with 80% energy efficiency.

If you want a premium water heater then this is the best water heater for you. Leave a comment and tell us your experience of having a Rinnai Ru160In tankless water heater. Hope this” Rinnai ru160in review” post helps you.

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