
Check Valve 304 Stainless Steel
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Our high-quality 304 stainless steel check valves are rated for submersible well applications for added durability and corrosion resistance. Designed for secure installation in deep wells, this valve provides reliable protection against reverse-direction flow for centrifugal submersible pumps, maintaining system efficiency and preventing backspin when the pump shuts off.
Every RPS Water Pump includes a built-in valve; however, it is customary to install a secondary, backup valve off the pump's outlet. In longer wells or in systems where installing multiple check valves is necessary—for instance, one at the pump and another higher on the drop pipe—this version helps ensure overall system integrity and smooth operation.
Why a Secondary Check Valve for Well Pump Systems Matters
Using a secondary well pump check valve provides a reliable barrier against backflow, especially in deep wells or high-demand applications. It strengthens the system's ability to maintain efficient pipe flow velocity and reduces slamming or cycling that may occur when the check valve installed at the pump is under higher head pressure.
Improve Pressure Stability in Pressure Tank Systems
If you are using a pressure system for irrigation, we HIGHLY recommend using this valve, as it will aid in building water pressure in the pipeline. It’s among the simplest directional control valves, allowing flow in one direction while preventing backflow.
Manufactured to high standards by a reputable manufacturer, this stainless steel valve offers long-term reliability for both residential and agricultural applications.
Key Features
- Check valve cone AISI 304 SS
- Check valve retaining Ring AISI 304 SS
Specs
- 304 Stainless Steel Construction
- Centrifugal Pump End
- 1.25" FNPT outlet
- Length
- Weight
- Stages
- 3.86" Diameter, made to fit in well casing 4 inches wide and larger
Shipping, Returns and Warranty
Ultra Fast Shipping
We know how crucial getting water to your property is - that's why we offer FREE SHIPPING with every order over $100, which should arrive to your doorstep within 3-5 business days anywhere in the contiguous USA.
2-Year System Warranty:
Rural Power Systems Inc. (RPS Water Pumps) warrants to the owner for a period of twenty-four (24) months from the date of purchase (“Warranty Period”) such RPS Products will be free from material defects in material and workmanship. During the Warranty Period, RPS Water Pumps will repair or replace any defective part(s) at no cost to the owner. Learn More.
What does our Water Assurance Guarantee mean?
We offer a money back guarantee that our pump systems will provide you water when sized by one of our engineers to your well, desired setup and final total dynamic pumping head. We do require static water levels, drawdown and pressure requirements are accurately estimated during the sizing process, that installation follows the instructions of the RPS User Manual, and that you give RPS engineers a chance to troubleshoot any issues.
Returns
Customer shall inspect the RPS Product within 30 days of receipt and will be deemed to have accepted the RPS Product unless you notify RPS Water Pumps of your intent to return the product. You may return the RPS Products purchased, for any reason, for a full refund up to thirty (30) days after the date of purchase. The RPS Products must be unused, in new condition, and you must pay the return shipping or return to product to RPS Water Pumps in person. For your convenience, we are happy to email printable shipping labels and deduct the cost (often a discounted rate vs. retail store rate) from your refund amount.
After 30 days and up to sixty (60) days after purchase, a full refund is not available, but transferrable store credit is available for returned products. Unfortunately, we do not accept returns past 60 days and are unable to offer refunds, however, your product warranty is transferable in event the system is sold during the Warranty Period.
As a condition of this return policy, you agree to give us the opportunity to troubleshoot the issue(s) with the RPS Product to work out any issues prior to return.
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