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Rinnai Rur199in Reviews [2021]: Most Powerful Condensing Tankless Water Heater

If Rinnai Rur199in Reviews does not impress you, we don’t know what will?

Rur199in is the most powerful, most energy-efficient tankless water heater. It is practically the best in every category you can think of. This condensing water heater is 96% energy efficient and capable of supplying 11 gallons (ca. 42 l) of hot water per minute. If Ned Stark ever wanted to install a water heater in Winterfell he would have gone straight for Rur199in because of its monstrous power ( Ref. Game of Thrones, season 1). Check out our Rinnai Rur199in Reviews where we pointed out every detail about this heater. 

Rinnai RUR199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
132 Reviews
Rinnai RUR199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
  • Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure: Up to 11 GPM hot water flow rate for a powerful, constant stream
  • Instant Heating: ThermaCirc360 technology provides faster hot water with a built-in recirculation pump, timer and thermal bypass valve - ideal for homes without a dedicated return line
  • Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively. Wifi monitoring.

Rinnai Rur199in & It’s Affordable Alternatives

Rinnai RUR199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute, 199,000 BTU
Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater
Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater, 6.6 GPM - Natural Gas
Rinnai V65iP Tankless Hot Water Heater, 6.5 GPM, Propane, Indoor Installation
Rinnai RUR199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute, 199,000 BTU
Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater
Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater, 6.6 GPM - Natural Gas
Rinnai V65iP Tankless Hot Water Heater, 6.5 GPM, Propane, Indoor Installation
Energy Efficiency
96%
94%
93%
89%
82%
Water Flow Rate
11 GPM
10 GPM
9.5
6.6 GPM
6.5 GPM
BTU
199,000
199,000
199,000
120,000
150,00
Fuel & Installation
Natural Gas , Indoor
Natural Gas, Indoor
Natural Gas, Indoor
Natural gas, Indoor
Propane, Indoor
Tax Rebate
Yes
Yes
Yes
Yes
No
Rinnai RUR199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
Rinnai RUR199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
Energy Efficiency
96%
Water Flow Rate
11 GPM
BTU
199,000
Fuel & Installation
Natural Gas , Indoor
Tax Rebate
Yes
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute, 199,000 BTU
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute, 199,000 BTU
Energy Efficiency
94%
Water Flow Rate
10 GPM
BTU
199,000
Fuel & Installation
Natural Gas, Indoor
Tax Rebate
Yes
Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater
Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater
Energy Efficiency
93%
Water Flow Rate
9.5
BTU
199,000
Fuel & Installation
Natural Gas, Indoor
Tax Rebate
Yes
Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater, 6.6 GPM - Natural Gas
Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater, 6.6 GPM - Natural Gas
Energy Efficiency
89%
Water Flow Rate
6.6 GPM
BTU
120,000
Fuel & Installation
Natural gas, Indoor
Tax Rebate
Yes
Rinnai V65iP Tankless Hot Water Heater, 6.5 GPM, Propane, Indoor Installation
Rinnai V65iP Tankless Hot Water Heater, 6.5 GPM, Propane, Indoor Installation
Energy Efficiency
82%
Water Flow Rate
6.5 GPM
BTU
150,00
Fuel & Installation
Propane, Indoor
Tax Rebate
No
See also  Most Efficient Hot Water heater [2021]: Rinnai Ru160in Reviews

Rinnai Rur199in Reviews: Features Overview

1) Most powerful natural gas-fueled indoor type residential water heater.

2) It is a 96% energy-efficient condensing water heater.

3) The maximum hot water flow rate is 11 gallons per minute.

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4) Energy Factor of 0.96 / Uniform Energy Factor of 0.93.

5) Fuel consumption rate 15,000 BTU (Minimum) / 199,000 BTU (Maximum).

6) It is a recirculation-capable tankless water heater with a built-in recirculation pump.

7) Residential energy star certified & Ultra-Low NOx certified tankless water heater. 

Rinnai Rur199in Reviews: Pros & Cons

[i2pc][i2pros]Most powerful and most advanced tankless water heater.

Does Drinking Water in Your House Smell like Rotten Eggs? Ask an Expert, Why?

SpringWell Reverse Osmosis Drinking System: America's No.1 Water Solution For Homes

Has both natural gas & propane variants.

Best water flow rate & Recirculation capability.

Built-in recirculation pump.

Residential energy star certified & federal tax rebate.

Digital control panel & Wi-Fi capability for easy access.

Ultra lox NOx certified.[/i2pros][i2cons]Price Tag.[/i2cons][/i2pc]

1) Introduction

Rur199in has so many features to talk about we don’t know where to start. Okay, first thing first, let’s start with model number Rur199in. The first letter ‘R’ says it’s a residential water heater. The letter ‘U’ says it is a condensing unit. The second letter ‘R’ says It is circulation capable and has a built-in recirculation pump. The number ‘199’ indicates its power consumption rate. Rur199in consumes 199 000 BTU/hour. The ‘IN’ means it is made for indoors and uses natural gas to run. And, its sibling Rur199ip is also made for indoor installation but runs by liquid propane. Check it out here on Amazon.com

2) Fuel Consumption

Rur199in Can be very power-hungry if you run it at maximum capacity. So you need to make sure you have a high-pressure gas line system in your house. Though this model is half-inch gas line compatible, proper gas supply pressure is very important. If your house is away from the gas station, or if you have too many gas appliances in your house, pressure in the gas line may drop from time to time. The continuous drop in gas supply pressure will stress the machine which in turn will reduce its lifespan. 

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One more thing when you are measuring gas supply pressure, make sure to keep some margin. Gas supply pressure drops by 10% to 15% in the winter. These problems vary from house to house, city to city. If you think you may have this problem, it would be better to go for the Rur199ip version.

3) Water Flow Rate

 Now let’s talk about the water flow rate of Rur199in. Rur199in has his jaw-dropping 11 gallons (ca. 42 l) per minute water flow rate. Rinnai says Rur199in can manage to send hot water through 3-6 fixtures simultaneously. The results are achieved in the best-case scenario, we are going to see how Rur199in will perform in the worst-case scenario.

water-flow-curve-of-rur199in
Water Flow Curve Of Rur199in

Montana is arguably the coldest state in the USA. The groundwater temperature of Montana is 37 degrees Fahrenheit (2.78 °C). Let’s assume you like 100 Fahrenheit (ca. 38 °C) hot water for bathing. From the water flow curve, we will find out the water flow rate if you use this machine in Montana.

Delta T =Desired water temperature (100F) – Groundwater temperature (37F) = 63F

At 63 degrees Fahrenheit delta T point, Rur199in will give a continuous supply of 6 GPM of hot water. With a 6 GPM continuous supply rate, you will get hot water in multiple bathrooms including  2 body jet (1.5 +1.5 = 3 GPM), 1 rain head (1.5 GPM) & 1 kitchen Faucet (1.5 GPM) all at once. 

4) Recirculation Capability & Recirculation Pump

Rur199in is only a recirculation-capable tankless water heater but also has a built-in circulation pump. It has the latest ThermaCirc360 technology from Rinnai. Rur199in’s recirculation process can work without a dedicated return line. The recirculation pump circulates hot water from the water heater to the furthest faucet in your house. This is a continuous process. So whenever you open a faucet, you get hot water within 2-3 seconds. Moreover, it reduces cold water wastage. On average recirculation pump saves 11461 gallons (ca. 43,385 l) of water over a year.

See also  5 Best Condensing Tankless Water Heater Reviews [2021]: Comprehensive Buying Guide

5) Energy Efficiency

 Rur199in is a 96% energy-efficient condensing tankless water heater. The energy factor rating of this machine is 0.96 and the uniform energy factor is 0.93. You cannot get a more efficient gas water heater in the market. It has double heat exchangers and the heat exchangers are made of stainless steel. Stainless steel improves thermal conductivity and makes it corrosion resistant. Since 85% of people in the USA have heard water Rur199in will be a great choice for them. Rur199in can last as long as 20 years, over the years is superior energy efficiency will reduce your utility bill.

 Rur199in is also a residential ENERGY STAR certified water heater. According to Rinnai, you can get a $300 tax great with it.

6) Wi-Fi & Remote Monitoring System

Rur199in comes with a built-in Wi-Fi module. You can monitor and diagnose the system through the Rinnai app. Since it’s Alexa compatible you can control and change heating settings through voice commands. By default heating settings, Rur199in serves hot water From 98 degrees Fahrenheit (ca. 37 °C) to 120 degrees Fahrenheit (ca. 49 °C). 

It has a temperature controller, a water flow sensor, automatic frost protection, leak protection, and a scale detection system. There is a Digital Control Panel at the front for easy access. Rur199in has a direct electrical ignition system for all these sensors to work properly, it needs 148 watts of electricity. 

7) Air Quality Certificate

Rur199in is an ultra-low NOX certified water heater. It is approved for mobile homes & off-grid houses. It also has clearance for high altitude operation up to 10,200 ft (3.11 km). 

8) Warranty

With Rur199in you get a Residential Factory Warranty. 120 months for the heat exchanger, 12 months for labor, 60 months for parts.

Bottom Line

Rur199in, in our opinion, is the gold standard of tankless water heaters. it is the most advanced, most energy-efficient, and most powerful tankless water heater ever made by Rinnai. Large family or business no matter how high is your daily hot water requirements, Rur199in will meet your needs for sure. This machine has our highest recommendation. 

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