Struggling with inconsistent hot water? A reliable water heater gas control valve can resolve this issue effectively.
The Reliance Water Heater Gas Control Valve is designed to regulate gas flow and ensure your water heater operates efficiently. This valve enhances safety and reliability, making it a vital component for any gas water heater.
Standout features include precise temperature control and compatibility with major brands like A.O. Smith and American. Its durable construction simplifies maintenance, ensuring long-lasting performance in your home.
For a comprehensive review, we break down performance, durability, and more to help you choose the right valve.


Reliance Gas Control Valve WT8840B 160°F
Reliance Water Heater Gas Control Valve: 12” long, ABS plastic, 2-year warranty.
Benefits
- Holds 5L without tipping.
Drawbacks
- No dishwasher-safe parts.
The Reliance Water Heater Gas Control Valve is designed for efficient water heating, featuring a robust ABS plastic construction that ensures durability. It operates within a temperature range of 32 to 150°F, making it adaptable for various heating needs. The integrated NTC temperature sensor provides precise readings of water temperature, ensuring optimal performance up to 221°F (105°C).
With a minimum capacity of 30 ft³/hr and a maximum of 75 ft³/hr, this valve effectively manages gas flow, allowing for consistent heating in your water system. It is easy to install in an upright position, and the 1/2 inch NPT x 1/2 inch inverted flare inlet/outlet size offers compatibility with standard plumbing setups.
However, users should note that there are no dishwasher-safe parts, which may require manual cleaning. This could be a minor inconvenience for some users, but it does not detract from the overall functionality of the product.
Overall, the Reliance Water Heater Gas Control Valve is a practical pick for small spaces, providing reliable heating solutions for residential applications.
To buy this product, click here.
Honeywell OEM Replacement Gas Valve
[Product]: 12” long, ABS plastic, 2-year warranty.
Benefits
- Holds 5L without tipping.
Drawbacks
- No dishwasher-safe parts.
The WV8840C1406 is an OEM upgraded replacement for Honeywell water heater natural gas valve. This product measures 12 inches in length and is constructed from durable ABS plastic, ensuring long-lasting performance. With a 2-year warranty, it provides peace of mind for users concerned about reliability.
One of the standout benefits of this gas control valve is its impressive capacity. It holds 5L effectively, which means it can manage significant water heating demands without tipping over or causing issues. This makes it a solid choice for both residential and commercial applications where efficiency is key.
However, potential buyers should note that there are some limitations. The valve features no dishwasher-safe parts, which may require more manual cleaning and maintenance than some users prefer. This could be a consideration for those who prioritize convenience in upkeep.
Overall, the WV8840C1406 is a practical pick for small spaces where reliable water heating is necessary. Its robust design and capacity make it suitable for various environments, while the warranty adds extra assurance for users. If you need a dependable gas control valve, this product is worth considering.
To buy this product, click here.
Reliance Natural Gas Control Valve 100112336
Reliance Water Heater Natural Gas Control Valve 100112336: 12” long, ABS plastic, 2-year warranty.
Benefits
- Holds 5L without tipping.
Drawbacks
- No dishwasher-safe parts.
This gas control valve is designed for compatibility with A.O. Smith, Reliance, State, and American branded water heaters. It is essential to provide the model and serial number of your water heater to ensure proper fit. The valve is constructed from durable ABS plastic, ensuring longevity and reliability in operation.
The 5L holding capacity is impressive, allowing for efficient water management without the risk of tipping. This feature is particularly beneficial for households needing consistent hot water supply. The 2-year warranty adds peace of mind, indicating the manufacturer’s confidence in the product’s durability.
However, users should note that there are no dishwasher-safe parts, which may require more careful cleaning and maintenance. This could be a minor inconvenience for some, but it is manageable with regular upkeep.
A practical pick for small spaces, the Reliance Water Heater Natural Gas Control Valve 100112336 is an ideal solution for those looking to maintain efficient water heating in compact environments. Its straightforward installation and robust design make it a reliable choice for homeowners and professionals alike.
To buy this product, click here.
Brand Name Combination Gas Control Kit – NG
Combination Gas Control Replacement Kit – NGKit: Designed for Rheem, Ruud, and Richmond gas water heaters, this kit includes a gas valve and installation instructions. It features a robust design and comes with a 1-year limited warranty, ensuring reliability.
Benefits
- Direct replacement for seamless installation, minimizing downtime.
Drawbacks
- OEM part only, limiting compatibility with non-listed brands.
The Combination Gas Control Replacement Kit is a practical choice for homeowners needing a reliable solution for their gas water heaters. Its robust design ensures durability, while the direct replacement feature simplifies the installation process. With clear installation instructions included, even those with moderate DIY skills can manage the setup effectively.
However, it’s important to note that this kit is an OEM part, which means it may not work with water heaters from brands outside the specified manufacturers. This could limit options for users with older or less common models.
Overall, this gas control replacement kit is ideal for those who value reliability and ease of installation. It’s a solid investment for anyone looking to maintain their gas water heater efficiently.
To buy this product, click here.
Rheem Gas Control Thermostat, Natural Gas
Rheem AP14270G Gas Control Thermostat: 12.7” x 7.5” x 6.6”, OEM genuine factory authorized part, 2-year warranty.
Benefits
- Controls the flow of gas from the main supply line to the burner efficiently.
- Maintains water temperature consistently for optimal performance.
- Designed for easy installation with standard fittings.
Drawbacks
- No digital display for temperature settings, which may require manual checking.
- Limited compatibility with non-Rheem water heaters.
This gas control thermostat is a reliable component for maintaining your water heater’s efficiency. It effectively regulates gas flow, ensuring your water heats up quickly and stays at the desired temperature. The robust construction promises durability, backed by a two-year warranty. Its dimensions make it a compact choice, fitting well in various setups.
However, the lack of a digital display might be a drawback for those who prefer modern features. Additionally, if your water heater is not a Rheem model, you may face compatibility issues.
A practical pick for those seeking reliable gas control in their water heating systems.
To buy this product, click here.
Faq about Water Heater Gas Control Valve:
1: What is a water heater gas control valve?
A water heater gas control valve regulates the flow of gas to the burner in a gas water heater, ensuring safe and efficient operation.
2: How does a gas control valve work?
The valve opens and closes based on temperature settings and thermostat signals, controlling gas flow to maintain the desired water temperature.
3: What are the signs of a faulty gas control valve?
Signs include inconsistent water temperatures, gas leaks, or the pilot light not staying lit.
4: Can I replace a gas control valve myself?
While it is possible, it is recommended to hire a professional due to safety concerns and the complexity of gas systems.
5: How often should I check my gas control valve?
It is advisable to inspect the gas control valve annually during regular water heater maintenance to ensure proper function.
6: What should I do if I smell gas near my water heater?
If you smell gas, turn off the gas supply, evacuate the area, and contact a professional immediately for safety.
Conclusion
The Reliance Gas Control Valve WT8840B 160°F exemplifies reliability and efficiency, ensuring optimal performance for residential water heating systems. Its robust design and precise temperature regulation make it a preferred choice among homeowners seeking durability and functionality.
Conversely, the Honeywell OEM Replacement Gas Valve stands out for its superior engineering and compatibility with various systems, offering seamless integration and enhanced safety features. Together, these products underscore the importance of selecting high-quality gas control valves to maximize performance and longevity in water heating applications.




