Check Valve-Polypropylene
$24.18 – $34.08
Consistent Flow. No Backflow. Built for Harsh Jobs.
Whether you’re upgrading your system or replacing a worn-out part, the Check Valve – Polypropylene ensures dependable performance in every application. It resists chemicals, holds pressure, and works flawlessly with your proportioning setup.
Trust this valve to protect your system and keep everything flowing in the right direction—job after job.
| Size | Polypropylene 1/2" FPT x 1/2" FPT ,Polypropylene 3/4" FPT x 3/4" FPT ,Polypropylene 1" FPT x 1" FPT |
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Check Valve – Polypropylene
Reliable Backflow Protection, Built to Last
The Check Valve – Polypropylene offers strong chemical resistance and dependable backflow protection for soft wash and chemical mixing systems. Built with glass-filled polypropylene, it features a one-piece body design for durability and long-term performance.
Additionally, the internal EPDM gasket and 316 stainless steel spring ensure smooth, consistent operation under demanding conditions. With a low ½ PSI spring tension, it opens easily for optimal flow while preventing unwanted reverse flow.
Key Features:
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One-Piece Polypropylene Body: Strong, chemical-resistant construction for long-lasting use
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Glass-Filled Reinforcement: Increases strength and chemical compatibility in harsh environments
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EPDM Gasket: Provides a tight seal and reliable chemical resistance
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316 Stainless Steel Spring: Corrosion-resistant and built for daily use in demanding systems
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Low Cracking Pressure: Opens at just ½ PSI, allowing smooth flow without restriction
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High Pressure Rating: Handles up to 300 PSI for maximum system flexibility
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Hydro-Mixer Compatible: Direct replacement for Hydro-Mixer XL and XXL check valves
Available Variants:
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1/2″ FPT x 1/2″ FPT – Hastelloy spring, FKM seals, 1/3 PSI cracking pressure
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3/4″ FPT x 3/4″ FPT – Hastelloy spring, FKM seals, 1/3 PSI cracking pressure
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1″ FPT x 1″ FPT – 316 stainless steel spring, EPDM gasket, 1/2 PSI cracking pressure
Midwest Washing Equipment – Built for Pros. Priced for All.
With nearly 20 years of industry experience, Midwest Washing Equipment is dedicated to delivering professional-grade cleaning solutions without the premium price tag. We understand the demands of the field because we’ve worked in it—and that’s exactly why we’re committed to offering reliable equipment, affordable pricing, and the best customer support in the industry.
Quality Gear. Real Support.
Our mission is simple: provide top-quality equipment that performs day in and day out—without breaking your budget. But we don’t stop there. At Midwest, customer service isn’t just a department—it’s our culture. Every call, every order, every question matters to us.
From startup contractors to seasoned pros, we work hard to make sure your experience is smooth, your tools work right, and your business keeps moving forward.
We’re proud to serve the pressure washing and cleaning community—and we’re here to help you grow. Let us earn your trust, your repeat business, and your next recommendation.
Midwest Washing Equipment—Where performance meets real support.
Shipping Policy
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For full details on processing times, shipping restrictions, tracking, and lost or damaged packages, please review our Shipping Policy.
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