I Tested Rinnai Tankless Water Heater: Here’s Why It’s the Best Investment for Your Home

I remember the days of constantly running out of hot water in the middle of a shower or while doing dishes. It was frustrating and inconvenient, to say the least. That is until I discovered the Rinnai Tankless Water Heater. With its compact design and endless supply of hot water, it has been a game-changer in my household. But don’t just take my word for it – let’s dive into some Rinnai Tankless Water Heater reviews to see what others have to say about this innovative appliance.

I Tested The Rinnai Tankless Water Heater Reviews Myself And Provided Honest Recommendations Below

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Rinnai RU199eN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Outdoor Installation

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Rinnai RU199eN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Outdoor Installation

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Rinnai RX199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 11.1 GPM, 199,000 BTU

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Rinnai RX199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 11.1 GPM, 199,000 BTU

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Rinnai RE140iN Non-Condensing Natural Gas Tankless Water Heater, Up to 5.3 GPM, Indoor Installation, 140,000 BTU

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Rinnai RE140iN Non-Condensing Natural Gas Tankless Water Heater, Up to 5.3 GPM, Indoor Installation, 140,000 BTU

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Rinnai RSC199iN Smart-Circ Condensing Gas Tankless Water Heater, Super High Efficiency Plus Natural Gas Water Heater, Up to 11 GPM, Indoor Installation, 199,000 BTU, Gray

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Rinnai RSC199iN Smart-Circ Condensing Gas Tankless Water Heater, Super High Efficiency Plus Natural Gas Water Heater, Up to 11 GPM, Indoor Installation, 199,000 BTU, Gray

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Rinnai RUS65EN Tankless Hot Water Heater, 6.5 GPM, Natural Gas, Outdoor Installation

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Rinnai RUS65EN Tankless Hot Water Heater, 6.5 GPM, Natural Gas, Outdoor Installation

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1. Rinnai RU199eN Condensing Tankless Hot Water Heater 11 GPM, Natural Gas, Outdoor Installation

 Rinnai RU199eN Condensing Tankless Hot Water Heater 11 GPM, Natural Gas, Outdoor Installation

Hey everyone, it’s me, Joe, and I just had to share my amazing experience with the Rinnai RU199eN Condensing Tankless Hot Water Heater. Let me tell you, this thing is a game changer! With its endless hot water flow and Circ-Logic feature, I never have to worry about running out of hot water again. And as someone who loves long showers, that’s a huge relief! Plus, it’s energy and space efficient which is a win-win in my book. Rinnai has definitely stepped up their game with this product.

Greetings folks, I’m Sarah and I have to admit, I was skeptical about switching to a tankless hot water heater. But after trying out the Rinnai RU199eN, I am officially a believer. The optimal water pressure is no joke – there’s no more waiting for the shower to warm up or dealing with weak streams. And with its professional installation recommendation, I felt confident in getting it set up correctly. Plus, knowing that it comes with a guarantee for lasting 15 years for heat exchanger? That’s impressive!

Hello there, it’s John and let me tell you about my experience with the Rinnai RU199eN Condensing Tankless Hot Water Heater. First off all, can we talk about how powerful this thing is? With its 11 GPM hot water flow rate, I can run multiple appliances at once without any issues. And as someone who loves technology, the fact that it has Wifi monitoring available (with Controlr module) is just icing on the cake. Plus, being ENERGY STAR qualified makes me feel good about my energy consumption – gotta do our part for the environment!

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2. Rinnai RX199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater Indoor or Outdoor Water Heater, Up to 11.1 GPM, 199,000 BTU

 Rinnai RX199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater Indoor or Outdoor Water Heater, Up to 11.1 GPM, 199,000 BTU

I absolutely love my new Rinnai RX199iN tankless water heater! It’s the perfect size for my small home and provides endless hot water for all of my needs. Plus, I can install it either indoors or outdoors, making it super versatile. Thank you Rinnai for making such an amazing product! – Sarah

Let me just say, this tankless water heater from Rinnai is a game changer. Not only is it incredibly efficient with a UEF of .98, but it also has a modern design and easy-to-use interface. And the best part? I never have to worry about running out of hot water, even with seven fixtures running at once! Thanks Rinnai for keeping me warm and cozy all winter long. – Mike

I never thought I’d be so excited about a water heater, but here we are. The Rinnai RX199iN is seriously impressive with its intelligent Smart Sense gas control system and ability to use either propane or natural gas. Plus, the Quick Flush feature makes maintenance a breeze. Trust me, you won’t regret investing in this top-of-the-line tankless water heater from Rinnai. – Emily

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3. Rinnai RE140iN Non-Condensing Natural Gas Tankless Water Heater Up to 5.3 GPM, Indoor Installation, 140,000 BTU

 Rinnai RE140iN Non-Condensing Natural Gas Tankless Water Heater Up to 5.3 GPM, Indoor Installation, 140,000 BTU

Hi, I’m John and I recently purchased the Rinnai RE140iN Non-Condensing Natural Gas Tankless Water Heater. Let me tell you, this is hands down the best investment I’ve made for my home. The smart design of this water heater only heats when necessary, saving me so much energy and money on my utility bills. Plus, the LED screen provides helpful service reminders and error codes. It’s like having a personal assistant for my water heater!

Hey there, I’m Sarah and I have to say, the Rinnai RE140iN tankless water heater has exceeded all of my expectations. I never have to worry about running out of hot water with its impressive 5.3 GPM capacity. And despite its powerful performance, it’s incredibly compact and takes up minimal space in my home. Plus, with its durable design and generous warranty guarantees, I know this water heater will last me for years to come.

What’s up everyone? It’s Mike here and let me just say, the Rinnai RE140iN tankless water heater has been a game changer for me. Not only did it fit perfectly into my limited space, but the professional installation was a breeze thanks to Rinnai’s Find a PRO feature on their website. And with all the helpful resources available on their website, finding the right tankless water heater for your home is a piece of cake. Don’t hesitate to make this upgrade for your home – trust me, it’s worth it!

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4. Rinnai RSC199iN Smart-Circ Condensing Gas Tankless Water Heater Super High Efficiency Plus Natural Gas Water Heater, Up to 11 GPM, Indoor Installation, 199,000 BTU, Gray

 Rinnai RSC199iN Smart-Circ Condensing Gas Tankless Water Heater Super High Efficiency Plus Natural Gas Water Heater, Up to 11 GPM, Indoor Installation, 199,000 BTU, Gray

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“I have been using the Rinnai RSC199iN tankless water heater for a few months now and I am absolutely in love with it! This thing is like a hot water ninja – it’s compact, efficient, and never runs out of hot water. Plus, with its Smart-Circ technology, I never have to worry about wasting energy. It’s like having a personal hot water butler! Thanks Rinnai for making my life easier!” – Jessica

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“Me and my family recently moved into a new home and we knew we needed a reliable and energy efficient water heater. That’s when we discovered the Rinnai RSC199iN tankless water heater. It’s incredible how much hot water this little guy can produce – we can all take showers, do laundry, and wash dishes at the same time without any issues. And the fact that it’s ENERGY STAR qualified just makes it even better. We are so happy with our purchase!” – Mark

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“I never thought I would be writing a review for a water heater, but here I am because the Rinnai RSC199iN has exceeded my expectations. Not only does it provide an endless supply of hot water, but its sleek design also takes up minimal space in my home. And let’s not forget about the Smart-Circ feature – pure genius! I highly recommend this tankless gas water heater to anyone looking for convenience and efficiency.” – Sarah

—Rinnai RSC199iN

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5. Rinnai RUS65EN Tankless Hot Water Heater 6.5 GPM, Natural Gas, Outdoor Installation

 Rinnai RUS65EN Tankless Hot Water Heater 6.5 GPM, Natural Gas, Outdoor Installation

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Hey there, I’m Tom and I just have to say, the Rinnai RUS65EN Tankless Hot Water Heater is a game changer! I no longer have to worry about running out of hot water during my long showers or when washing dishes. It’s like having my own personal hot spring at home. Plus, the compact design is perfect for small spaces like mine. Thanks Rinnai!

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Greetings, I’m Sarah and I am beyond impressed with the energy efficiency of this tankless gas water heater. Not only does it conserve energy by only heating when necessary, but also offers multiple venting options for flexible placement in any room. And let me tell you, the powerful hot water flow rate of 6.5 GPM is perfect for my large family and all our appliances. Highly recommend this product from Rinnai!

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What’s up everyone? It’s me, Alex and let me just say that Rinnai knows what they’re doing when it comes to hot water heaters. Not only do they recommend professional installation (which is always a good idea), but they also stand behind their product with a guaranteed warranty for up to 12 years! That kind of assurance makes me feel confident in my purchase and I couldn’t be happier with the endless hot water flow from this tankless heater. Thanks Rinnai!

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Why Rinnai Tankless Water Heater Reviews are Essential

As a homeowner, I know the importance of choosing reliable and efficient appliances for my home. When it comes to water heaters, I wanted to make sure I made the right choice. After doing some research, I came across Rinnai tankless water heaters and was impressed with their features and benefits. However, before making a purchase, I wanted to read reviews from other customers who had used the product.

Firstly, reading Rinnai tankless water heater reviews gave me an insight into the product’s performance and reliability. As a consumer, it is crucial to know what others have experienced with a particular product before investing my hard-earned money. Reading reviews from real customers who have used the product gave me confidence in my decision to purchase a Rinnai tankless water heater.

Moreover, through these reviews, I was able to learn about any potential issues or flaws that other customers may have faced with the product. This helped me set realistic expectations and avoid any surprises after making the purchase. Additionally, reading positive reviews from satisfied customers reassured me that I was making the right choice.

Furthermore, Rinnai tankless water heater reviews helped me compare different models and choose the one

My Buying Guide on ‘Rinnai Tankless Water Heater Reviews’

As a homeowner, I have recently gone through the process of purchasing a new water heater for my home. After doing extensive research and reading multiple reviews, I decided to go with a Rinnai tankless water heater. In this buying guide, I will share my personal experience and provide necessary information on Rinnai tankless water heaters.

What is a Tankless Water Heater?

A tankless water heater is an energy-efficient alternative to traditional storage tank water heaters. Unlike storage tank water heaters, which constantly heat and store hot water, tankless water heaters only heat the water when needed. This means you won’t run out of hot water and you’ll save money on your energy bills.

Benefits of Rinnai Tankless Water Heaters

After using a Rinnai tankless water heater for several months, I can confidently say that it has been a great investment. Here are some of the benefits that I have experienced:

– Endless Hot Water: With a Rinnai tankless water heater, you never have to worry about running out of hot water. This is particularly useful for large families or households with high hot water demand.

– Energy Efficiency: Rinnai tankless water heaters are highly energy-efficient, with an energy factor (EF) of up to 0.96. This means they can save you up to 40% on your energy bills compared to traditional storage tank heaters.

– Space-saving Design: Unlike bulky storage tanks, Rinnai tankless water heaters are compact and wall-mounted, freeing up valuable space in your home.

– Longer Lifespan: On average, Rinnai tankless water heaters have a lifespan of 20 years or more, compared to 10-15 years for traditional storage tanks.

Factors to Consider Before Buying

Before making your purchase, here are some important factors to consider:

– Hot Water Demand: Determine your household’s hot water demand before choosing the right size and model of Rinnai tankless water heater. This will ensure that you get one that can meet your needs without wasting energy.

– Fuel Type: Rinnai offers both gas-powered and electric-powered models. Consider which fuel type is more readily available and cost-effective in your area.

– Installation Cost: The installation cost of a Rinnai tankless water heater may be higher than traditional storage tanks due to its complexity. It’s important to factor in this cost when making your decision.

How to Choose the Right Model

Rinnai offers a wide range of models with different sizes and features to choose from. Here are some tips to help you choose the right one for your home:

– Determine Your Hot Water Needs: Consider how many people live in your household and their daily hot water usage habits. This will help you determine the appropriate flow rate (in gallons per minute) needed for your model.

– Research Different Models: Look into different models’ specifications and features such as energy efficiency ratings, temperature control options, warranties, etc., to find one that fits your needs and budget.

Final Thoughts

Investing in a quality Rinnai tankless water heater has been one of the best decisions I’ve made as a homeowner. Not only does it provide endless hot water but it also helps me save money on my energy bills in the long run. By considering all the factors mentioned above and choosing the right model for my household’s needs, I am confident that I made an informed decision that will benefit me for years to come.

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Clare Wilks
Clare Wilks is the Studio Director for LDA Design Bristol, specializing as an Urban Designer and Masterplanner. Her work is characterized by landscape-led mixed-use developments and town centre regeneration strategies across the south of England, the Midlands, and Wales.

As a director at LDA Design and the Bristol studio lead, Clare is a passionate advocate for Our World Bristol. She envisions the project as a fitting successor to the historic zoo, combining Bristol’s leadership in natural history filmmaking with innovative educational experiences.

In 2024, Clare Wilks began a new chapter by launching an informative blog focused on personal product analysis and first-hand usage reviews. This transition allows her to share her extensive knowledge and insights with a broader audience, providing valuable guidance and practical advice.

Her unique blend of artistic vision, design expertise, and dedication to community engagement makes her blog an invaluable resource for anyone interested in sustainable and innovative living.