Premium SH UPVC Ball Check Valve (20-63mm) | True Union Anti-Siphon Flapper | Horizontal & Vertical Mount
Premium SH UPVC Ball Check Valve (20-63mm) | True Union Anti-Siphon Flapper | Horizontal & Vertical Mount
Premium SH UPVC Ball Check Valve (20-63mm) | True Union Anti-Siphon Flapper | Horizontal & Vertical Mount
Premium SH UPVC Ball Check Valve (20-63mm) | True Union Anti-Siphon Flapper | Horizontal & Vertical Mount
Premium SH UPVC Ball Check Valve (20-63mm) | True Union Anti-Siphon Flapper | Horizontal & Vertical Mount
Premium SH UPVC Ball Check Valve (20-63mm) | True Union Anti-Siphon Flapper | Horizontal & Vertical Mount
Premium SH UPVC Ball Check Valve (20-63mm) | True Union Anti-Siphon Flapper | Horizontal & Vertical Mount

    Premium SH UPVC Ball Check Valve (20-63mm) | True Union Anti-Siphon Flapper | Horizontal & Vertical Mount

    $5.84

    πŸš€ Need massive valves for commercial ponds or industrial mainlines? Click here for our Heavy-Duty SH Check Valves (75mm - 110mm).

    Premium SH UPVC Ball Check Valve

    Upgrade your aquarium's safety protocol with the ultimate industrial-grade Single Union Ball Check Valve from Atradesen.com. Manufactured by SHIE YU, this premium non-return valve features a revolutionary U-shaped half-ball design that eliminates metal springs, offering zero-resistance flow and an absolute watertight seal to prevent catastrophic back-siphoning during power outages.

    🌟 Engineering Advantages & Specifications

    • Innovative U-Shaped Ball Design: Utilizes the water's own weight instead of metal springs. This groundbreaking design allows the valve to be installed HORIZONTALLY or VERTICALLY with superior water-stopping performance and practically zero minimum water pressure required for a vertical seal.
    • Precision Rib Guides & Reinforced Seal: Internal ribs perfectly guide the half-ball for a stable seal, while an added support ring prevents the sealing gasket from deforming under pressure.
    • Lathe-Machined Surfaces: The contact surfaces of the socket and the sealing ring are precision lathe-machined to ensure absolute flatness and a flawless, seamless fit.
    • 100% Metal-Free & Safe: Lead-free stabilizer formulation is non-toxic and odorless. Perfectly safe for drinking water, marine reef tanks, and corrosive liquids.
    • Technical Specs: Material: UPVC (Dark Grey) | Max Working Pressure: 150 PSI (equivalent to a 100-meter water column!) | Operating Temp: 0~45Β°C | Standards: ANSI, DIN, JIS, CNS.

    ⚠️ Sizing & Connection Guide (Crucial!)

    • 🚨 SIZING LOGIC (Inner Dia. matches Outer Dia.): The sizes listed (e.g., 25mm) refer to the Inner Diameter (I.D.) of the socket ends. They sleeve OVER your rigid PVC pipes. Therefore, a 25mm I.D. valve perfectly connects to a PVC pipe with a 25mm Outer Diameter (O.D.).
    • Single Union Quick-Release: The threaded union nut allows you to easily detach the pipe section for future maintenance or cleaning without cutting glued pipes!

    Get a Free Quote

    Thank you for your interest in Atradesen.

    We specialize in high-quality hardware fittings, PVC & UPVC pipe fittings, aquarium accessories, irrigation components, water filtration products, and industrial supplies.

    Whether you are purchasing a single item, placing a bulk order, or looking for OEM manufacturing, our professional sales team is ready to provide you with the most competitive quotation.

    Why Request a Quote?

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    Preferred Material

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    Click the Submit button below and our sales team will contact you within 24 business hours.


    Why Choose Atradesen?

    Atradesen is committed to providing reliable products and professional services to customers worldwide.

    We work with wholesalers, distributors, retailers, contractors, aquarium stores, hardware stores, irrigation suppliers, and industrial buyers.

    Our advantages include:

    β€’ Factory Direct Pricing

    β€’ Strict Quality Control

    β€’ OEM & ODM Manufacturing

    β€’ Fast Global Shipping

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    β€’ Secure Online Shopping


    Frequently Asked Questions

    How long does it take to receive a quotation?

    Our sales team usually replies within 24 business hours.


    Do you offer wholesale pricing?

    Yes.

    We provide special pricing for wholesalers, distributors, retailers and bulk purchases.


    Can you manufacture OEM products?

    Yes.

    OEM and ODM services are available.

    Custom logo, packaging and product modifications are supported.


    What is your Minimum Order Quantity (MOQ)?

    MOQ depends on the product.

    Please contact us for detailed information.


    Which countries do you ship to?

    We ship worldwide.

    Shipping methods include DHL, UPS, FedEx, EMS, Air Freight and Sea Freight.


    Contact Information

    Atradesen

    Website

    https://atradesen.com

    Email

    tradesencom@gmail.com

    Phone

    +86-152-6063-0787

    WhatsApp

    +86-152-6062-9033

    Business Hours

    Monday – Friday

    09:00 – 18:00 (UTC+8)


    Thank You

    Thank you for choosing Atradesen.

    We appreciate your inquiry and look forward to building a long-term business relationship with you.

    Our goal is to provide reliable products, competitive pricing and excellent customer service for customers around the world.

    🚚 Shipping Guarantee

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    7–15 business days (Standard)
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