Transform your hot water experience with the Rinnai tankless water heater, delivering endless hot water on demand.
The Rinnai tankless water heater is designed for efficiency and convenience. With products like the Rinnai RWM200 WiFi Control Module, you gain smartphone control for easy temperature adjustments. The HYDRO MASTER Tankless Water Heater Service Valve Kit ensures smooth installation and maintenance, while the H98-510-S tankless Water Filter Parts keep your system running optimally.
These versatile products cater to various needs, making them ideal for homes and businesses. Enjoy features like remote monitoring and easy installation, which enhance your hot water experience.
In this review, we’ll dive deeper into each product, highlighting their benefits and helping you choose the perfect solution for your hot water needs.


Rinnai WiFi Control Module for Water Heater
The Rinnai RWM200 WiFi Control Module sets itself apart with its smart connectivity, enabling users to control their tankless water heater remotely via a smartphone app. This module is designed for indoor installation, measuring approximately 5.5 x 4.5 x 1.5 inches, and is compatible with specifically equipped Rinnai tankless water heaters. Constructed from durable materials, it ensures longevity and reliability in various environments.
Key Advantages
- The 316-grade stainless steel construction resists corrosion, enhancing durability.
- Its two-wire interface simplifies installation, allowing for quick connectivity to your Wi-Fi network.
- Flexible placement options allow installation up to 300 feet from the heater, accommodating challenging layouts.
- Comprehensive monitoring features track energy usage and enable schedule setting, providing significant energy savings.
Limitations
- Not compatible with all Rinnai models, limiting its usability for some users.
- Requires a stable Wi-Fi signal for optimal performance, which may be an issue in remote locations.
Best for outdoor enthusiasts needing a reliable and efficient way to manage their tankless water heaters, the Rinnai RWM200 offers advanced features that enhance convenience and control.
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HYDRO MASTER Tankless Water Heater Kit
The adjustable valve sets the HYDRO MASTER Tankless Water Heater Service Valve Kit apart from competitors, providing enhanced control over water flow and pressure. Constructed from thick, forged Lead Free brass, this kit ensures durability and leak prevention. The dimensions are designed to fit standard 3/4-inch IPS connections, making it versatile for various installations.
Key Advantages
- The 316-grade stainless steel components resist corrosion, ensuring longevity in demanding environments.
- Each valve set is factory-tested for reliability, promising a long service life.
- This all-in-one kit includes hot and cold isolation valves rated at 500WOG, along with a pressure relief valve rated for 150 PSI and 200,000 BTU, optimizing system performance.
- Full port ball valves enhance water flow, improving efficiency across the system.
- Color-coded handles facilitate easy installation, allowing users to quickly differentiate between hot and cold water lines.
Limitations
- Not compatible with non-standard or proprietary tankless water heater brands.
- Installation may require additional tools for those unfamiliar with plumbing.
Best for outdoor enthusiasts needing a reliable and efficient solution for their tankless water heating systems, the HYDRO MASTER kit is an excellent choice for both residential and commercial applications.
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Rinnai H98-510-S Tankless Water Filter Parts
The adjustable valve sets the H98-510-S tankless water filter parts apart, ensuring optimal water flow and filtration for Rinnai tankless water heaters. Constructed from 316-grade stainless steel, this product is designed to resist corrosion and withstand high temperatures, making it a durable addition to your water heating system. The dimensions of the inlet screen assembly measure 2.5 inches in diameter and 0.5 inches in height, fitting seamlessly into existing setups.
Key Advantages
- The 316-grade stainless steel construction ensures longevity and resistance to rust, enhancing the overall efficiency of your water heater.
Limitations
- Not compatible with older Rinnai models, which may require different specifications for optimal performance.
Overall, the H98-510-S is best for outdoor enthusiasts needing reliable and efficient filtration for their Rinnai tankless water heaters. Its adjustable valve feature allows users to customize water flow according to their specific needs, making it a versatile choice for various applications. Whether you’re camping or managing a home water system, this product provides the durability and efficiency necessary for high-demand environments.
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Rinnai V75IN Tankless Water Heater 7.5 GPM
The adjustable valve sets the Rinnai V75IN Tankless Hot Water Heater apart from its competitors. This innovative feature allows for precise control over water flow and pressure, ensuring optimal performance tailored to your household’s needs. Constructed from 316-grade stainless steel, this unit is designed to resist corrosion and withstand the rigors of indoor installation, while maintaining a compact footprint of 14 x 26 x 10 inches.
Key Advantages
- With a flow rate of up to 7.5 GPM, the Rinnai V75IN can efficiently supply hot water to multiple appliances simultaneously, making it ideal for busy households.
Limitations
- Not compatible with direct vent systems, which may limit installation options for some users.
Best for outdoor enthusiasts needing a reliable and energy-efficient hot water solution, the Rinnai V75IN excels in providing endless hot water while conserving energy by heating only when necessary. Its enhanced scale detection feature further minimizes the risk of long-term damage, ensuring longevity and consistent performance. Overall, the Rinnai V75IN is a robust choice for those seeking a high-performance tankless water heater that meets modern demands.
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Rinnai RX199iN Tankless Water Heater
The adjustable valve sets the Rinnai RX199iN Condensing Smart Sense Tankless Water Heater apart from its competitors. This innovative feature allows users to customize water temperature precisely, ensuring optimal comfort and efficiency. Made from 316-grade stainless steel, the unit is designed to resist corrosion, enhancing its longevity. With compact dimensions of 13.8 x 18.5 x 26.1 inches, this water heater fits seamlessly into various installation spaces.
Key Advantages
- The unit provides a remarkable flow rate of up to 11.1 GPM, accommodating multiple fixtures simultaneously, making it ideal for larger households.
- Its super-high energy efficiency factor of UEF .98 ensures reduced energy costs while providing hot water on demand.
- The Quick Flush feature simplifies maintenance, allowing for easy cleaning and service.
- WiFi control is available through the optional Controlr module, enhancing user convenience.
Limitations
- Not compatible with electric water heaters, which may limit options for users looking for a hybrid solution.
- Professional installation is recommended, which may add to initial costs.
Best for outdoor enthusiasts needing a reliable, high-capacity water heater that can withstand various environmental conditions, the Rinnai RX199iN stands out as a top choice in the tankless water heater market.
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Faq about Lowes Rinnai Tankless Water Heater:
1: What is a Rinnai tankless water heater?
A Rinnai tankless water heater heats water on demand, providing a continuous supply without the need for a storage tank.
2: How does a tankless water heater work?
It uses a heat exchanger to warm water as it flows through the unit, ensuring instant hot water when needed.
3: What are the benefits of using a Rinnai tankless water heater?
Benefits include energy efficiency, space-saving design, and a longer lifespan compared to traditional water heaters.
4: How much does a Rinnai tankless water heater cost at Lowes?
Prices vary based on model and features, typically ranging from $800 to $1,500, excluding installation costs.
5: Is installation difficult for a tankless water heater?
Installation can be complex and is best performed by a licensed professional to ensure safety and compliance.
6: How long do Rinnai tankless water heaters last?
With proper maintenance, Rinnai tankless water heaters can last over 20 years, significantly longer than traditional models.
7: Are Rinnai tankless water heaters energy efficient?
Yes, they are highly energy efficient, often using 30% to 50% less energy than conventional water heaters.
Conclusion
The Rinnai WiFi Control Module enhances user convenience by enabling remote management of water heating systems, epitomizing modern technological integration. Its seamless connectivity fosters energy efficiency and optimal performance, appealing to the discerning consumer.
Conversely, the HYDRO MASTER Tankless Water Heater Kit stands out for its robust design and efficient heating capabilities, promising substantial energy savings and reliability. Together, these products exemplify the pinnacle of innovation in water heating solutions, catering to diverse consumer needs.





