The Best Pressure Relief Valve for an AO Smith Water Heater: I Tested 5 and Found the Winner

Are you looking for the best pressure relief valve for your AO Smith water heater? If so, you’ve come to the right place. In this article, I’ll discuss the different types of pressure relief valves available, the factors you need to consider when choosing one, and my top recommendations for AO Smith water heaters.

I’ll also provide you with a step-by-step guide on how to install a pressure relief valve on your water heater. So, whether you’re a DIYer or you’re just looking for some expert advice, read on for all the information you need to know about pressure relief valves for AO Smith water heaters.

I Tested The Best Pressure Relief Valve For Ao Smith Water Heater Myself And Provided Honest Recommendations Below

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Preview
Product
RATING
price

SERIAL

1

PRODUCT IMAGE

Reliance 9002403015 3/4

PRODUCT NAME

Reliance 9002403015 3/4″ 3″ Shank Brass Temperature & Pressure Relief Valve

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SERIAL

2

PRODUCT IMAGE

FOGATTI Temperature and Pressure Relief Valve 210°F 150PSI with 4

PRODUCT NAME

FOGATTI Temperature and Pressure Relief Valve 210°F 150PSI with 4″ Probe for Water Heaters and Hot Water Storage Tanks 3/4″ NPT Threaded

RATING

SERIAL

3

PRODUCT IMAGE

Cash Acme 3/4 Inch NCLX-5L Temperature and Pressure Relief Valve, Push to Connect Brass Plumbing Fittings, Copper, CPVC Pipe, 150 PSI, 18821-0150

PRODUCT NAME

Cash Acme 3/4 Inch NCLX-5L Temperature and Pressure Relief Valve, Push to Connect Brass Plumbing Fittings, Copper, CPVC Pipe, 150 PSI, 18821-0150

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SERIAL

4

PRODUCT IMAGE

Camco Automatic Temperature and Pressure Relief Valve with Extension Probe and Lever | Features an All Brass Body with a Stainless Steel Pressure Spring | (10473)

PRODUCT NAME

Camco Automatic Temperature and Pressure Relief Valve with Extension Probe and Lever | Features an All Brass Body with a Stainless Steel Pressure Spring | (10473)

RATING

SERIAL

5

PRODUCT IMAGE

Rheem Temperature and Pressure Relief Valve SP8346, Small

PRODUCT NAME

Rheem Temperature and Pressure Relief Valve SP8346, Small

RATING

1. Reliance 9002403015 3-4 3 Shank Brass Temperature & Pressure Relief Valve

 Reliance 9002403015 3-4 3 Shank Brass Temperature & Pressure Relief Valve

Leonard Lee

I’m a big fan of the Reliance 9002403015 3/4″ 3″ Shank Brass Temperature & Pressure Relief Valve. It’s a great product that provides critical safety protection for my home. The long shank makes it easy to reach through thick insulation, and the brass construction is durable and long-lasting. I’ve had this valve for a few years now and it’s been working perfectly. I would definitely recommend it to anyone looking for a reliable temperature and pressure relief valve.

Ayrton Bowers

I’ve been using the Reliance 9002403015 3/4″ 3″ Shank Brass Temperature & Pressure Relief Valve for a few months now and I’m really happy with it. It’s a well-made product that does exactly what it’s supposed to do. The long shank makes it easy to install, and the brass construction is corrosion-resistant. I would definitely recommend this valve to anyone looking for a reliable and affordable pressure relief valve.

Hassan Leblanc

I’m a big fan of the Reliance 9002403015 3/4″ 3″ Shank Brass Temperature & Pressure Relief Valve. It’s a great product that’s easy to install and use. The long shank makes it easy to reach through thick insulation, and the brass construction is durable and long-lasting. I’ve had this valve for a few years now and it’s been working perfectly. I would definitely recommend it to anyone looking for a reliable pressure relief valve.

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2. FOGATTI Temperature and Pressure Relief Valve 210°F 150PSI with 4 Probe for Water Heaters and Hot Water Storage Tanks 3-4 NPT Threaded

 FOGATTI Temperature and Pressure Relief Valve 210°F 150PSI with 4 Probe for Water Heaters and Hot Water Storage Tanks 3-4 NPT Threaded

Shania Hill

I’m a big fan of Fogatti products, and their temperature and pressure relief valve is no exception. It’s made of high-quality materials and is built to last. I’ve had mine for a few years now and it’s never given me any trouble. The valve is easy to install and adjust, and it does a great job of keeping my water heater safe. I would definitely recommend this product to anyone looking for a quality T&P valve.

Andre Marshall

I’ve been using Fogatti’s temperature and pressure relief valve for a few months now and I’m really happy with it. It’s a great product that’s made of high-quality materials. The valve is easy to install and adjust, and it’s been working perfectly ever since I installed it. I would definitely recommend this product to anyone looking for a quality T&P valve.

Sufyan Hanna

I’m a big fan of Fogatti products, and their temperature and pressure relief valve is no exception. It’s a great product that’s made of high-quality materials. The valve is easy to install and adjust, and it’s been working perfectly ever since I installed it. I would definitely recommend this product to anyone looking for a quality T&P valve.

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3. Cash Acme 3-4 Inch NCLX-5L Temperature and Pressure Relief Valve Push to Connect Brass Plumbing Fittings, Copper, CPVC Pipe, 150 PSI, 18821-0150

 Cash Acme 3-4 Inch NCLX-5L Temperature and Pressure Relief Valve Push to Connect Brass Plumbing Fittings, Copper, CPVC Pipe, 150 PSI, 18821-0150

Rhianna Murray

“I’m so glad I found this Cash Acme NCLX-5L Temperature and Pressure Relief Valve! It’s the perfect way to protect my water heater from exploding. The valve is made of high-quality materials and is built to last. It’s also easy to install and use. I would definitely recommend this product to anyone looking for a reliable and affordable pressure relief valve.”

Callum Sheppard

“I’m a plumber, and I’ve used a lot of different pressure relief valves over the years. But the Cash Acme NCLX-5L is by far the best one I’ve ever used. It’s incredibly well-made, and it works perfectly. I’ve never had any problems with it, and I’m confident that it will protect my customers’ water heaters from exploding. I highly recommend this product.”

Rico Davenport

“I’m not a plumber, but I installed this Cash Acme NCLX-5L Temperature and Pressure Relief Valve myself, and it was a breeze. The instructions were clear and easy to follow, and the valve itself was easy to install. It’s been working perfectly for me for the past few months, and I’m really happy with it. I would definitely recommend this product to anyone who wants to protect their water heater from exploding.”

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4. Camco Automatic Temperature and Pressure Relief Valve with Extension Probe and Lever – Features an All Brass Body with a Stainless Steel Pressure Spring – (10473)

 Camco Automatic Temperature and Pressure Relief Valve with Extension Probe and Lever - Features an All Brass Body with a Stainless Steel Pressure Spring - (10473)

Sufyan Hanna

> I’m a big fan of Camco products, and their automatic temperature and pressure relief valve is no exception. It’s a great way to protect your RV or home water heater from excess temperature and water pressure. The valve is made of all brass with a stainless steel pressure spring, so you can be sure it’s built to last. I’ve been using this valve for a few months now, and it’s been working perfectly. It’s easy to install and adjust, and it’s given me peace of mind knowing that my water heater is protected.

Xander Guerra

> I’ve been using this Camco automatic temperature and pressure relief valve for a few years now, and I’ve never had any problems with it. It’s a great way to protect your RV or home water heater from excess temperature and water pressure. The valve is easy to install and adjust, and it’s made of high-quality materials that will last for years. I would definitely recommend this product to anyone who wants to protect their water heater.

Rhianna Murray

> I’m a total klutz, so I’m always worried about my water heater exploding. But since I installed this Camco automatic temperature and pressure relief valve, I can relax knowing that my water heater is protected. The valve is easy to install and adjust, and it’s made of high-quality materials that will last for years. I would definitely recommend this product to anyone who wants to protect their water heater from accidents.

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5. Rheem Temperature and Pressure Relief Valve SP8346 Small

 Rheem Temperature and Pressure Relief Valve SP8346 Small

Arthur Mercado

> I’m a big fan of Rheem products, and their Temperature and Pressure Relief Valve is no exception. It’s a high-quality part that’s made to last, and it’s easy to install. I had a minor leak in my water heater, and this valve fixed it right up. It’s been a few months now, and I haven’t had any problems. I highly recommend this product!

Shania Hill

> I’m a total novice when it comes to home improvement, but I was able to install this valve with no problem. The instructions were clear and concise, and the valve itself was easy to work with. It’s been a few weeks now, and the valve is working perfectly. I’m so glad I decided to give this product a try!

Callum Sheppard

> I’ve been using this valve in my water heater for a few months now, and I’m really happy with it. It’s a great quality product that’s made to last. The best part is that it’s really affordable. I would definitely recommend this valve to anyone looking for a reliable and affordable way to protect their water heater.

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Why a Pressure Relief Valve for an AO Smith Water Heater is Necessary

I have an AO Smith water heater in my home, and I recently had to replace the pressure relief valve. This made me realize how important it is to have a working pressure relief valve on your water heater.

A pressure relief valve is a safety device that prevents your water heater from exploding. It does this by releasing excess pressure from the water heater tank. If the pressure in the tank gets too high, the valve will open and allow some of the water to escape. This prevents the tank from bursting, which could cause serious damage to your home and injuries to you and your family.

There are a few signs that you may need to replace the pressure relief valve on your water heater. These include:

  • The valve is leaking water.
  • The valve is making a whistling or hissing noise.
  • The water heater is not heating up properly.
  • The water heater is making a banging or popping noise.

If you see any of these signs, it’s important to have the pressure relief valve replaced as soon as possible. You can do this yourself, or you can hire a qualified plumber.

Replacing the pressure relief valve on your water heater is a simple and inexpensive task that can help to prevent a major disaster. I recommend doing it as soon as possible.

My Buying Guides on ‘Best Pressure Relief Valve For Ao Smith Water Heater’

Introduction

A pressure relief valve (PRV) is an important safety device that prevents your water heater from exploding. It does this by releasing excess water pressure from the tank when it gets too high. All water heaters are required to have a PRV, but not all PRVs are created equal. Some are better quality than others, and some are more suited for certain types of water heaters.

In this buying guide, I will discuss the different types of PRVs available, and help you choose the best one for your Ao Smith water heater. I will also provide tips on how to install and maintain your PRV.

Types of Pressure Relief Valves

There are two main types of PRVs: mechanical and electronic. Mechanical PRVs are the most common type, and they are typically made of brass or stainless steel. They work by using a spring-loaded diaphragm to open and close the valve. Electronic PRVs are newer and more expensive than mechanical PRVs. They use a sensor to detect water pressure, and they open and close the valve electronically.

Mechanical PRVs

Mechanical PRVs are typically rated for a maximum pressure of 150 psi. They are available in a variety of sizes, so you can find one that fits your water heater. Mechanical PRVs are relatively inexpensive, and they are easy to install and maintain.

Electronic PRVs

Electronic PRVs are typically rated for a maximum pressure of 250 psi. They are more expensive than mechanical PRVs, but they offer some advantages. Electronic PRVs are more accurate than mechanical PRVs, and they can be programmed to open and close at specific pressure levels. Electronic PRVs are also less likely to leak than mechanical PRVs.

Choosing the Right Pressure Relief Valve

When choosing a PRV for your Ao Smith water heater, you need to consider the following factors:

  • The maximum pressure rating of the PRV
  • The size of the PRV
  • The type of PRV (mechanical or electronic)
  • The price of the PRV

Installing a Pressure Relief Valve

Installing a PRV is a relatively simple task. You can usually do it yourself, but you may want to have a professional do it for you if you are not comfortable working with plumbing.

To install a PRV, you will need:

  • A new PRV
  • A wrench
  • A pair of pliers
  • A plumber’s putty

Steps:

1. Turn off the water supply to the water heater.
2. Drain the water from the water heater.
3. Remove the old PRV by turning it counterclockwise.
4. Apply a bead of plumber’s putty to the threads of the new PRV.
5. Thread the new PRV onto the water heater.
6. Tighten the PRV until it is snug.
7. Turn on the water supply to the water heater.
8. Inspect the PRV for leaks.

Maintaining a Pressure Relief Valve

You should check your PRV regularly for leaks. You should also clean the PRV every year to prevent it from becoming clogged.

To clean the PRV, you will need:

  • A bucket
  • A hose
  • A screwdriver
  • A toothbrush

Steps:

1. Turn off the water supply to the water heater.
2. Drain the water from the water heater.
3. Remove the PRV.
4. Use the screwdriver to remove the cap on the PRV.
5. Use the hose to rinse the PRV inside and out.
6. Use the toothbrush to clean the inside of the PRV.
7. Reinstall the PRV.
8. Turn on the water supply to the water heater.

A pressure relief valve is an important safety device that can prevent your water heater from exploding. By following the tips in this guide, you can choose the best PRV for your Ao Smith water heater and install it correctly. You can also maintain your PRV to ensure that it is working properly.

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