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Noritz NRC66ODNG Outdoor Condensing Tankless Water Heater, 6.6 GPM - Natural Gas
Endless hot water, very high efficiency, compact space saving design, low Nox
Noritz NRC66ODNG Outdoor Condensing Tankless Water Heater, 6.6 GPM - Natural Gas
Item #: 40846939

Noritz NRC66ODNG Outdoor Condensing Tankless Water Heater, 6.6 GPM - Natural Gas

Item #: 40846939

ETB 179093

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Endless hot water, very high efficiency, compact space saving design, low Nox
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What Stands Out

High Efficiency
Operates at 94% efficiency, minimizing energy costs while providing continuous hot water. Perfect for households that demand high performance without sacrificing environmental responsibility.
Space-Saving Design
Compact outdoor installation frees up valuable indoor space, making it ideal for homes with limited room for bulky water heaters while still providing robust hot water supply.
High Output
Delivers an impressive 6.6 gallons per minute, ensuring enough hot water for simultaneous uses, catering perfectly to large families or high-demand scenarios without any wait.

Product Details

Shop for the Noritz NRC66OD, a fully condensing outdoor tankless water heater with advanced heat exchanger design and built-in controller. Get the highest flow rates in its category. Available at Ubuy Ethiopia.
  • Endless hot water
  • Highly efficient
  • Compact and space-saving design
  • Low Nox emissions
  • Flow rates up to 6.5 gallons per minute
  • Built-in controller with advanced heat exchanger design
Item Weight46 lbs (20.87 kg)

Who Should Buy?

Suitable For
  • Large Families

    The high flow rate of 6.6 GPM meets the hot water demands of larger households effectively.

  • Outdoor Installations

    Designed for outdoor use, it can withstand varying weather conditions without performance loss.

  • Eco-Conscious Users

    Its condensing technology offers high energy efficiency, reducing gas consumption and environmental impact.

Not Suitable For
  • Small Households

    Individuals or small families may not fully utilize the capacity, leading to unnecessary costs.

  • Limited Space

    Requires adequate outdoor space for installation; not suitable for apartments or urban homes with space constraints.

  • Electric Heating Needs

    Homeowners without natural gas access or preference for electric units may find this product unsuitable.

Product Description

Noritz NRC66ODNG Outdoor Condensing Tankless Water Heater, 6.6 GPM - Natural Gas

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the energy efficiency rating of the Noritz NRC66ODNG Outdoor Condensing Tankless Water Heater?

    Answer: The Noritz NRC66ODNG features high energy efficiency, boasting a 0.93 Energy Factor. This means it converts 93% of the gas consumed into usable hot water, maximizing output while minimizing energy waste. Homeowners looking to reduce their utility bills and carbon footprint will appreciate this aspect. Ideal for households that frequently use hot water for showers, dishwashing, or laundry, this model ensures an eco-friendly operation without sacrificing performance.
  • Question: How does the Noritz NRC66ODNG compare to traditional water heaters?

    Answer: Unlike traditional tank water heaters that heat and store large volumes of water, the Noritz NRC66ODNG heats water on demand. This means you won't run out of hot water during peak usage times, making it perfect for larger families or homes with multiple bathrooms. Moreover, its compact design requires less space, making it a prime choice for outdoor installations. For homeowners transitioning from tank systems, this can significantly improve both convenience and efficiency.
  • Question: What maintenance does the Noritz NRC66ODNG require?

    Answer: Regular maintenance of the Noritz NRC66ODNG is essential for optimal performance. This includes flushing the unit at least once a year to remove mineral buildup, checking the venting for obstructions, and inspecting filters for dirt and debris. Homeowners can often perform these tasks themselves, which saves on service costs. Keeping up with maintenance ensures longevity and efficiency, especially in hard water areas where sediment can accumulate quickly.
  • Question: What is the flow rate of the Noritz NRC66ODNG?

    Answer: The Noritz NRC66ODNG delivers an impressive flow rate of up to 6.6 gallons per minute (GPM). This makes it suitable for households that require simultaneous hot water use in multiple locations, such as running showers and appliances at the same time. Whether you're showering while the dishwasher is running or filling a bathtub, this capacity ensures your home's hot water needs are met without interruptions.
  • Question: Is the Noritz NRC66ODNG suitable for outdoor installation?

    Answer: Yes, the Noritz NRC66ODNG is specifically designed for outdoor installation, making it perfect for homeowners looking to save indoor space. Its durable construction ensures it withstands various weather conditions while still delivering hot water on demand. This unit is ideal for homes with limited indoor space or for those looking to easily access their water heater outside, simplifying maintenance and providing ease of use.
  • Question: Does the Noritz NRC66ODNG require a special venting system?

    Answer: Yes, the Noritz NRC66ODNG requires a proper venting system for safe operation. It typically uses PVC or CPVC venting materials to direct exhaust outside effectively. This prevents potential gas buildup and ensures optimal performance. Homeowners considering this model must consult with a licensed professional to ensure the venting meets local building codes, enhancing both safety and efficiency in hot water delivery.
  • Question: What type of natural gas does the Noritz NRC66ODNG use?

    Answer: The Noritz NRC66ODNG is designed to operate with standard residential natural gas. It is important to verify that your home's natural gas supply meets the specifications required by the unit. Utilizing the proper gas type ensures maximum efficiency and performance. Homeowners can easily connect this unit to existing gas lines for a seamless installation, making it a convenient option for those looking to upgrade their hot water system.
  • Question: Can the Noritz NRC66ODNG supply hot water for radiant floor heating?

    Answer: Yes, the Noritz NRC66ODNG can be used to supply hot water for radiant floor heating systems. Its powerful on-demand heating capability makes it suitable for providing the necessary hot water for such applications. Homeowners with radiant floor heating can benefit from consistent temperature control and decreased energy consumption as this unit heats water only when required. This is particularly advantageous for homes where heating efficiency is a priority.
  • Question: What additional features does the Noritz NRC66ODNG offer?

    Answer: The Noritz NRC66ODNG boasts several advanced features, such as an integrated condensate neutralizer and a user-friendly digital display for monitoring water temperature and service indicators. These features enhance its usability and performance, allowing homeowners to customize their hot water output effortlessly. The digital display simplifies function adjustments, while the condensate neutralizer helps protect plumbing from acidic water, ensuring durability and ease of use.
  • Question: Where can I buy the Noritz NRC66ODNG Outdoor Condensing Tankless Water Heater?

    Answer: You can purchase the Noritz NRC66ODNG Outdoor Condensing Tankless Water Heater from Ubuy in Ethiopia. Ubuy provides a seamless shopping experience with an extensive selection of home improvement products, including this efficient water heater. Explore Ubuy's platform to find detailed product information and easily navigate your options, ensuring you make an informed decision for your hot water needs.

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“The product received very good packaging & safe…Thank You”

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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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