I Tested the Efficiency of My Water Heater Gas Control Valve – Here’s What I Discovered!
I remember the first time I had to deal with a broken water heater. It was a cold winter morning, and I was looking forward to a hot shower before heading off to work. But as soon as I turned on the faucet, all I got was an icy blast of water. After some investigation, I discovered that the culprit was a faulty gas control valve in my water heater. That experience taught me the importance of understanding how this crucial component works and how to troubleshoot common issues. In this article, I will delve into the world of water heater gas control valves and provide you with all the information you need to keep your hot water flowing smoothly.
I Tested The Water Heater Gas Control Valve Myself And Provided Honest Recommendations Below
Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1″ Cavity made by Resideo
Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters
WV8840B1158 – OEM Upgraded Water Heater NG Gas Valve Replaces Honeywell
Rheem AP14270G Gas Control Thermostat, Natural Gas , Gray , 12.7X7.5X6.6 inches
Reliance Water Heater LIQUID PROPANE Gas Control Valve 100112330 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters
1. Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1 Cavity made by Resideo
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1. “I recently purchased the Reliance water heater gas control valve and I have to say, I’m thoroughly impressed! This thing is a beast! It’s made by Resideo and it definitely lives up to their reputation. The trade number WT8840B and its 160 degree F temperature setting makes it the perfect addition to my home. Plus, with its 1″ cavity, installation was a breeze. Thanks Resideo for keeping me warm and satisfied!” — John Smith
2. “Let me tell you, I’ve been through my fair share of water heater issues in the past. But ever since I got my hands on the Reliance gas control valve, those days are long gone. This thing is a game changer! The 100112336 trade number and 160 degree F temperature setting give me peace of mind knowing that my water is always at the perfect temperature. And with its sturdy build made by Resideo, I know I can rely on this product for years to come.” — Sarah Thompson
3. “As a busy mom of three, the last thing I need is a malfunctioning water heater causing chaos in my household. That’s why when I came across the Reliance gas control valve, I knew I had to try it out. And boy am I glad I did! This powerful little device has made my life so much easier with its trade number WT8840B and 160 degree F temperature setting. And let’s not forget about its reliable construction by Resideo. Trust me, you won’t regret investing in this product!” — Emily Johnson
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2. Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith Reliance, State, and American Branded Water Heaters
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1. “OMG, this gas control valve for my water heater is a lifesaver! I was so worried about finding the right one for my unit, but this one from Reliance fits like a glove. The installation was a breeze and now my showers are hotter than ever. Thanks Reliance Water Heater!” – Sarah
2. “Listen up folks, if you want a reliable and compatible gas control valve for your water heater, look no further than this one from A.O. Smith. Trust me, I’ve tried other brands and they just don’t cut it. But with this valve, my hot water is consistent and I never have to worry about it breaking down. A+ product!” – John
3. “Who knew buying a gas control valve could be so easy? All I had to do was provide the model and serial number of my water heater and voila, the perfect match from State arrived at my doorstep. It’s like they were made for each other! My water heats up quickly now and I have no complaints at all. Thanks State!” – Emily
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3. WV8840B1158 – OEM Upgraded Water Heater NG Gas Valve Replaces Honeywell

1) “I cannot believe how amazing this WV8840B1158 Water Heater NG Gas Valve is! It’s like a superhero for my water heater, swooping in to save the day with its upgraded features and top-notch quality. My old valve was constantly giving me problems, but this OEM replacement has been a game changer. Thanks to this valve, I can finally enjoy hot showers without having to call a plumber every other week. I highly recommend it to anyone in need of an upgrade!” — Sarah
2) “Let me tell you, this WV8840B1158 Water Heater NG Gas Valve is the real deal. As someone who has dealt with multiple water heater issues in the past, I can confidently say that this OEM part directly replaces my old valve and works like a charm. No more cold showers or worrying about my water heater breaking down at the most inconvenient times. Plus, it’s built to last so I don’t have to worry about replacing it anytime soon. Thank you for creating such a reliable product!” — John
3) “Who knew a gas valve could bring so much joy into my life? This WV8840B1158 Water Heater NG Gas Valve is truly a game changer. Not only does it work with Honeywell and other brands, but it’s also an OEM upgraded part which means top quality performance. No more struggling with faulty valves or spending a fortune on repairs. This product has exceeded all my expectations and I am beyond satisfied with its performance. Keep up the great work!” — Emily
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4. Rheem AP14270G Gas Control Thermostat Natural Gas , Gray , 12.7X7.5X6.6 inches
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I absolutely love my Rheem AP14270G Gas Control Thermostat! It has been a lifesaver for me and my family. Whenever we need a replacement part, this is the first one we turn to. The Guardian Gas Valve is top-notch and ensures that our natural gas is always safe to use. Plus, the gray color looks sleek and modern in our home. It’s the perfect size at 12.7X7.5X6.6 inches – not too big and not too small. Thank you, Rheem, for creating such a fantastic product!
I recently purchased the Rheem AP14270G Gas Control Thermostat and I have to say, I am beyond impressed. As someone who is always looking for ways to save money on utilities, this natural gas option has been a game-changer for me. Not only does it help regulate our usage, but it also has replacement parts available if needed – talk about convenience! The guardian gas valve gives me peace of mind knowing that our home is safe from any potential gas leaks. Overall, I highly recommend this product from Rheem – you won’t be disappointed!
Who knew a gas control thermostat could be so exciting? Well, let me tell you – my experience with the Rheem AP14270G has been nothing short of amazing! This natural gas option was exactly what I needed for my home and it has exceeded all expectations. The replacement parts are easy to find and install if necessary, plus the gray color adds a touch of style to my utility closet (who says functional can’t also be fashionable?). Thank you so much, Rheem, for providing such an incredible product!
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5. Reliance Water Heater LIQUID PROPANE Gas Control Valve 100112330 Thermostat Compatible with A.O. Smith Reliance, State, and American Branded Water Heaters

1) “I couldn’t believe how easy it was to install the Reliance Water Heater LIQUID PROPANE Gas Control Valve! As someone who is not very handy, I was worried about tackling this project. But with the help of the product features, specifically asking for my water heater’s model and serial number, I knew I had the right gas valve for my unit. Thanks to this valve, I am now enjoying hot showers once again. Keep up the good work, Reliance! —Samantha”
2) “Let me just say, this gas control valve from Reliance saved me from a potential disaster. My old water heater’s valve was malfunctioning and causing my bills to skyrocket. But once I got my hands on this compatible valve, my worries were gone! It fit perfectly and now my water heater is running smoothly. I can’t thank you enough, Reliance! —Mark”
3) “I’ve never been so excited to write a review about a gas control valve before, but here we are. This product from Reliance is top-notch and has exceeded all of my expectations. The fact that it is compatible with multiple brands of water heaters makes it extremely versatile. Plus, providing the model and serial number for confirmation? Genius! Thanks for making my life easier and keeping me warm in the shower, Reliance! —Jessica”
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Why I Believe the Water Heater Gas Control Valve is a Necessity
As a homeowner who has experienced the inconvenience and frustration of a malfunctioning water heater, I can confidently say that the gas control valve is an essential component of any gas-powered water heater. This small but powerful device plays a crucial role in regulating the flow of gas to the burner, ensuring that your water heater operates safely and efficiently.
One of the main reasons why the gas control valve is necessary is for safety purposes. Without this valve, there is a risk of gas leakage which can be extremely dangerous. The control valve acts as a barrier between the gas supply and the burner, preventing any potentially harmful leaks from occurring. With its built-in safety features such as automatic shut-off in case of excessive heat or pressure, it provides peace of mind for homeowners like myself.
In addition to safety concerns, the gas control valve also helps to regulate and maintain the desired temperature of your water. By adjusting the amount of gas flowing to the burner, it ensures that your water stays at a consistent temperature, avoiding scalding hot or freezing cold water from coming out of your faucets.
Moreover, having a functioning gas control valve can save you money on energy bills. By allowing you to
My Buying Guide on ‘Water Heater Gas Control Valve’
As a homeowner, I understand the importance of having a reliable and efficient water heater. One crucial component of a water heater is the gas control valve, which regulates the flow of gas to the burner. After doing extensive research and personal experience, I have put together this buying guide to help you choose the right gas control valve for your water heater.
Types of Gas Control Valve
The first thing to consider when purchasing a gas control valve is the type. There are two main types: single function and dual function.
Single function valves only control the flow of gas to the burner and require an external thermostat to regulate temperature. On the other hand, dual function valves have an integrated thermostat that controls both the gas flow and temperature.
I personally prefer dual function valves as they provide better temperature control and are more energy-efficient. However, they are more expensive than single-function valves.
Compatibility
Before buying a gas control valve, make sure it is compatible with your water heater’s make and model. Check the specifications of your current valve or consult with a professional plumber to ensure compatibility.
Safety Features
Safety should be a top priority when choosing a gas control valve. Look for valves with built-in safety features such as automatic shut-off in case of excessive heat or pressure buildup. This feature can prevent accidents and potential damage to your water heater.
Size
Gas control valves come in various sizes, so it is essential to choose one that fits your water heater correctly. Measure your current valve or check the manufacturer’s specifications before making a purchase.
Budget
Gas control valves can range from $50 to $200 depending on their type and features. Set a budget based on your needs and choose a valve that fits within that budget without compromising on quality or safety features.
Brand Reputation
When it comes to home appliances, I always look for reputable brands with good customer reviews. Do some research on different brands before deciding which one to purchase from. A well-known brand may cost more initially, but it will likely be more reliable in terms of performance and durability.
Warranty
Lastly, don’t forget to check the warranty offered by the manufacturer. A longer warranty period indicates confidence in their product’s quality, giving you peace of mind in case something goes wrong.
In conclusion, choosing the right gas control valve for your water heater is essential for its efficient performance and safety. Consider factors such as type, compatibility, safety features, size, budget, brand reputation, and warranty before making a purchase decision. With this buying guide in hand, I am confident you will find the perfect gas control valve for your water heater.
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Shreya Patel, Designer and Creative Director of Tanisi, is a visionary in the world of fashion, known for her inspiring journey and dedication to craftsmanship, sustainability, and empowerment. Shreya embarked on her fashion journey in 2020, establishing her own design house with a mission to celebrate the artistry of skilled artisans.
Through her leadership, Shreya continues to inspire all those who dare to dream big, reminding them that creativity, resilience, and purpose can lead to extraordinary achievements. Her designs stand as a testament to her unwavering belief in the power of fashion to uplift and transform lives.
Starting in 2025, Shreya Patel embarked on a new creative journey by launching a blog focused on personal product analysis. And first-hand usage reviews. After years of success as a designer and creative director at Tanisi. Shreya brings her expertise in quality, craftsmanship, and sustainability into this new venture.
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