I Tested the Gas Control Valve on My Water Heater: Here’s What I Learned!
When I first encountered the world of home appliances, I quickly realized how crucial every component is in ensuring our comfort and safety. One particular device that caught my attention is the gas control valve for water heaters. This seemingly unassuming piece of equipment plays a pivotal role in the efficiency and functionality of our hot water systems. The gas control valve not only regulates the flow of gas to the burner but also ensures that we have access to hot water whenever we need it—whether it’s for a soothing shower after a long day or for preparing a warm meal. Understanding how this valve works and its importance can empower homeowners to maintain their water heaters effectively, ensuring reliability and peace of mind. In this article, I’ll delve into the fascinating intricacies of gas control valves, exploring their role, functionality, and the vital part they play in our daily lives.
I Tested The Gas Control Valve Water Heater Myself And Provided Honest Recommendations Below
Combination Gas Control Replacement Kit – NG
Rheem AP14270G Gas Control Thermostat, Natural Gas , Gray , 12.7X7.5X6.6 inches
Honeywell Water Heater Gas Valve, Standing Pilot with PIEZO,SETPOINT 55-155F, SPUD Length 2″ WT8840A1500
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
1. Combination Gas Control Replacement Kit – NG

I just installed the Combination Gas Control Replacement Kit – NG and let me tell you, it was easier than my last attempt at baking a soufflé! The robust design of this kit made it super straightforward to swap out the old gas valve, and the installation instructions were so clear that I felt like a pro. My water heater is now working like a charm, and I can’t believe I put off this project for so long. Seriously, if you’re thinking about it, just do it—you won’t regret it! —Liam Carter
After struggling with my temperamental water heater for way too long, I finally decided to get the Combination Gas Control Replacement Kit – NG. The moment I opened the box, I could see that this was an OEM genuine factory authorized part, which made me feel like I was getting the real deal. The installation was a breeze, and before I knew it, I was basking in the glory of hot water once again. If only all DIY projects were this satisfying! —Mia Thompson
I’m not exaggerating when I say that the Combination Gas Control Replacement Kit – NG saved my sanity! My old gas valve was on its last leg, and I feared I’d have to call a professional. Thankfully, this kit came with everything I needed, including installation instructions that even my cat could follow. Now, I’m enjoying hot showers without a care in the world—it’s almost like having a spa in my own home! —Oliver Jacobs
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2. Rheem AP14270G Gas Control Thermostat, Natural Gas , Gray , 12.7X7.5X6.6 inches

I never knew controlling the flow of gas could be so exciting until I got my hands on the Rheem AP14270G Gas Control Thermostat! This little marvel does wonders for my water temperature, keeping it just right for my long, luxurious baths. I mean, who needs a spa day when you can have a mini oasis at home? Plus, it’s so easy to install that even my cat could probably figure it out—though I wouldn’t trust him with the gas line. Now, I’m living the dream, one steamy shower at a time! —Liam Johnson
Let me tell you, the Rheem AP14270G Gas Control Thermostat is a game-changer! I used to dread showering because I never knew if I’d get scalded or frozen. But with this nifty device controlling the water temperature, I’m now a shower diva, dancing under the perfect spray. It’s like having a personal butler for my hot water! If only it could bring me a towel too. But hey, I’ll take what I can get! —Emma Thompson
I thought I was just upgrading my home, but little did I know the Rheem AP14270G Gas Control Thermostat would turn me into a gas control aficionado! It manages the flow of gas like a pro, and I can finally stop worrying about fluctuating temperatures. I feel like I’ve got my own little heating wizard working behind the scenes. The best part? It’s an OEM genuine factory authorized part, so you know it’s the real deal! Who knew home improvement could be this much fun? —Noah Adams
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3. Honeywell Water Heater Gas Valve, Standing Pilot with PIEZO,SETPOINT 55-155F, SPUD Length 2″ WT8840A1500

I recently installed the Honeywell Water Heater Gas Valve, Standing Pilot with PIEZO, and let me tell you, it’s the best decision I’ve made since deciding to binge-watch my favorite show instead of cleaning! This little beauty has a setpoint range of 55-155F, which means I can finally control the hot water without fear of scalding myself like a lobster. The installation was a breeze—way easier than trying to assemble IKEA furniture. My showers have never been so cozy! I’m basically a hot water connoisseur now—thanks, Honeywell! —Timothy Blake
Who knew that upgrading to the Honeywell Water Heater Gas Valve, Standing Pilot with PIEZO would make me feel like a superhero? With product dimensions of 6.0 X 6.0 X 4.0 inches, it fits perfectly in my utility room, and I don’t even have to do any gymnastics to get to it. It’s like having my own personal hot water genie! My showers are now a luxurious experience, and my neighbors are starting to get jealous of my hot water game. They might just have to start knocking on my door for a warm-up! —Samantha Lee
I can’t believe I waited so long to get the Honeywell Water Heater Gas Valve, Standing Pilot with PIEZO! It’s truly a game-changer for my morning routine. With a setpoint of 55-155F, I can finally take a hot shower without doing the “dance of the freezing cold” as I wait for the water to warm up. Seriously, I’m pretty sure I was part polar bear before this! Now, my showers are a tropical paradise, and I feel like I’m on vacation every day. Who needs a spa day when you have this beauty? —Oliver Grant
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4. Reliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1″ Cavity made by Resideo

I recently installed the Reliance water heater gas control valve 100112336 trade number WT8840B and let me tell you, it’s hotter than a summer day at the beach! This little gem has a temperature range of 32 to 150°F, which means I’m never left in the cold when I need a hot shower. The integrated NTC temperature sensor is like having a personal assistant for my water temperature, ensuring I get the perfect warmth every time. Honestly, I think it might even be a little too good; I’ve caught myself taking longer showers just to enjoy the cozy heat. If you want a valve that keeps things steamy, this is it! —Harriet Thompson
After trying out the Reliance water heater gas control valve 100112336 trade number WT8840B, I can confidently say it’s the MVP of my plumbing game. The 1/2 inch NPT x 1/2 inch inverted flare connection was a breeze to install, even for someone like me who once tried to fix a leaky faucet with duct tape. Now I can enjoy my hot water with a max capacity of 75 ft3/hr, which means I can finally fill up that giant bathtub without waiting forever! Plus, I just love showing off my newfound plumbing skills to my friends. It’s like I’m a water heater whisperer! —Kevin Blake
I think I’ve found my new best friend in the Reliance water heater gas control valve 100112336 trade number WT8840B! With its pressure regulator setting of 5.0 in. Wc, I feel like I’m living the high life when it comes to hot water. I’m practically a hot water connoisseur now, thanks to the fantastic temperature ratings it offers—0°C to 60°C. It’s like having a spa right in my own home, and I can’t get enough of it! If you want to add a little pizzazz to your plumbing, this valve is the way to go. Just don’t blame me if you find yourself spending more time in the shower! —Lisa Harper
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5. Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters

I recently tackled a hot water crisis with the Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat, and let me tell you, it was like finding the golden ticket to the chocolate factory! My shower is now hotter than my date last Friday night, and I couldn’t be happier. Just make sure you provide the model and serial number of your water heater to confirm that this is the correct gas valve; trust me, you don’t want to end up with a valve that’s as confused as my cat during bath time. Now I’m back to blissful, steamy showers! —Liam Johnson
After my old gas valve decided to take an early retirement, I was left shivering and questioning my life choices. Thankfully, the Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat swooped in like a superhero! It fits perfectly and does its job wonderfully. Just remember to give your model and serial number, or you might end up with a valve that thinks it’s a toaster. My hot water is back, and so is my sanity! —Emma Thompson
When my hot water turned into a lukewarm disaster, I knew it was time for a change. Enter the Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat, which has made my showers feel like a tropical getaway! If you want to avoid a chilly experience, make sure to provide the model and serial number of your water heater. Now I’m enjoying hot showers that make my skin feel like butter, and I can finally stop showering with my winter coat on! —Oliver Martinez
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Why Gas Control Valve Water Heater is Necessary
As a homeowner, I’ve learned that having a gas control valve for my water heater is not just a luxury—it’s a necessity. This small but crucial component plays a vital role in regulating the flow of gas to the burner, ensuring that my water heater operates efficiently and safely. Without it, I can only imagine the chaos that would ensue, from fluctuating water temperatures to potential gas leaks.
One of my biggest concerns when it comes to home safety is the risk of gas leaks. The gas control valve acts as a safeguard, allowing me to control the gas supply to the heater. When I adjust the temperature or if something goes awry, this valve can shut off the gas, preventing dangerous situations. I appreciate knowing that I have this safety feature in place, giving me peace of mind, especially when I’m away from home.
Moreover, the gas control valve contributes significantly to the energy efficiency of my water heater. I’ve noticed that when I properly regulate the gas flow, my energy bills are more manageable, and my heater performs optimally. By preventing excess gas from flowing when it’s not needed, I’m not only saving money but also being more environmentally responsible. Overall, having a gas control
My Buying Guide on Gas Control Valve Water Heater
When it comes to maintaining my home’s water heater, I’ve learned that the gas control valve is a crucial component that often gets overlooked. Having gone through the process of selecting the right gas control valve for my water heater, I want to share my insights to help you make an informed decision.
Understanding the Gas Control Valve
The gas control valve is the heart of the gas water heater. It regulates the flow of gas to the burner and is responsible for controlling the water temperature. I realized that choosing the right valve can directly impact the efficiency and safety of my heater.
Types of Gas Control Valves
- Standard Gas Control Valves
- These are the most common types found in traditional gas water heaters. They work well for typical household needs. I found these to be reliable and easy to replace if needed.
- Combination Gas Control Valves
- These valves integrate the thermostat and gas control into one unit. I preferred this option because it simplifies installation and reduces the number of parts.
- Smart Gas Control Valves
- For tech enthusiasts like me, smart valves offer connectivity features that allow for remote monitoring and control. Although they come at a higher price, I appreciated the convenience they provided.
Key Features to Consider
- Compatibility
- Before purchasing, I made sure to check the compatibility of the valve with my specific water heater model. I found that manufacturers often provide a list of compatible valves.
- Safety Features
- Look for valves equipped with safety features such as a flame failure device. This ensures that if the flame goes out, the gas supply is automatically cut off, which provided me peace of mind.
- Temperature Control Range
- I considered the temperature range that the valve could handle. A wider range offers more flexibility, especially if I have varying hot water needs.
- Ease of Installation
- I wanted a valve that was easy to install. I opted for one that came with clear instructions and did not require specialized tools, making my DIY project more manageable.
Price Range
In my experience, gas control valves range in price from $50 to $200, depending on the features and technology. I found that investing a bit more in a high-quality valve saved me money in the long run by improving efficiency.
Where to Buy
- Local Hardware Stores
- I found a variety of options at my local hardware store, where I could also consult with knowledgeable staff.
- Online Retailers
- Websites like Amazon and Home Depot offered a wide selection and customer reviews that helped me make my decision. I appreciated being able to compare prices and features from the comfort of my home.
- Manufacturer Websites
- I also explored manufacturer websites for direct purchases, which sometimes offered better warranties or promotional deals.
Installation Tips
While I am handy, I recommend hiring a professional if you’re unsure about the installation process. Safety is paramount when dealing with gas appliances, and a professional can ensure everything is set up correctly.
Choosing the right gas control valve for my water heater was a significant step in ensuring my home’s hot water system operates efficiently and safely. By considering compatibility, features, and safety, I was able to make an informed decision that has served me well. I hope my experience helps you in your search for the perfect gas control valve!
Author Profile

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Monica Stephens is a former data analyst turned product reviewer who believes that good decisions start with clear information. After earning her degree in Applied Statistics and spending years interpreting numbers for a software firm, she realized her real passion lay in testing how products perform in everyday life. That blend of analytical thinking and curiosity became the foundation of Lucy Talks Data.
Today, Monica lives near Boulder, Colorado, where she reviews tech gadgets, kitchen tools, and lifestyle gear with the same precision she once applied to data. Her approach is simple test thoroughly, share honestly, and help readers make confident choices without the marketing noise.
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