If you’re in the market for a new water heater, you’ve come to the right place. In this article, we’ll take a look at the top 4 best water heater check valves, their key features, and prices. Then we’ll compare and contrast these products to help you decide which one is the best for you.

So without further ado, let’s get started!

Top 4 Best Water Heater Check Valves

1. Watts 007M2 QC 3/4-Inch Sweat Water Pressure Relief Valve

This valve is made of lead-free brass and is designed to protect your water heater from over-pressurization. It has a Maximum Pressure of 150 psi and a temperature range of 33-180 degrees Fahrenheit. It’s easy to install and comes with a 3/4-inch sweat connection.

2. Camco RV Brass Inline Water Pressure Regulator- Helps Protect RV Plumbing and Hoses from High-Pressure City Water, Lead and BPA Free (10464)

This valve is made of lead-free brass and is designed to protect your RV plumbing and hoses from high-pressure city water. It has a maximum pressure of 160 psi and a temperature range of 33-180 degrees Fahrenheit. It’s easy to install and comes with a 3/4-inch NPT connection.

3. Valterra W01-5048 Check Valve, 3/4″

This valve is made of durable PVC and is designed to prevent backflow in your water lines. It has a maximum pressure of 150 psi and a temperature range of 33-140 degrees Fahrenheit. It’s easy to install and comes with a 3/4-inch NPT connection.

4. SharkBite 22222-0000LF Brass Push-To-Connect Check Valve, 1/2 Inch x 3/4 Inch, PEX, Copper, CPVC

This valve is made of lead-free brass and is designed to prevent backflow in your water lines. It has a maximum pressure of 200 psi and a temperature range of 33-180 degrees Fahrenheit. It’s easy to install and comes with a 1/2-inch PEX connection.

Comparison

Now that we’ve taken a look at the top 4 best water heater check valves, let’s compare and contrast them to help you decide which one is the best for you.

The first thing to consider is the material. All of the valves on our list are made of lead-free brass, which is a durable material that can withstand high temperatures and pressures.

Next, you’ll want to consider the maximum pressure and temperature rating. The Watts 007M2 QC has a maximum pressure of 150 psi and a temperature range of 33-180 degrees Fahrenheit. The Camco RV Brass Inline Water Pressure Regulator has a maximum pressure of 160 psi and a temperature range of 33-180 degrees Fahrenheit. The Valterra W01-5048 Check Valve has a maximum pressure of 150 psi and a temperature range of 33-140 degrees Fahrenheit. The SharkBite 22222-0000LF Brass Push-To-Connect Check Valve has a maximum pressure of 200 psi and a temperature range of 33-180 degrees Fahrenheit.

Finally, you’ll want to consider the installation process. All of the valves on our list are easy to install and come with a 3/4-inch NPT connection. The Camco RV Brass Inline Water Pressure Regulator also comes with a 3/4-inch NPT connection. The Watts 007M2 QC comes with a 3/4-inch sweat connection. The SharkBite 22222-0000LF comes with a 1/2-inch PEX connection.

Conclusion and Recommendation

Based on our comparison, we recommend the SharkBite 22222-0000LF Brass Push-To-Connect Check Valve. It’s made of lead-free brass, has a maximum pressure of 200 psi, and a temperature range of 33-180 degrees Fahrenheit. It’s easy to install and comes with a 1/2-inch PEX connection.