Heavy-Duty UPVC Bolted Swing Check Valve (90-200mm) | Industrial Flapper Non-Return Valve | High Volume Flow Control
Heavy-Duty UPVC Bolted Swing Check Valve (90-200mm) | Industrial Flapper Non-Return Valve | High Volume Flow Control
Heavy-Duty UPVC Bolted Swing Check Valve (90-200mm) | Industrial Flapper Non-Return Valve | High Volume Flow Control
Heavy-Duty UPVC Bolted Swing Check Valve (90-200mm) | Industrial Flapper Non-Return Valve | High Volume Flow Control
Heavy-Duty UPVC Bolted Swing Check Valve (90-200mm) | Industrial Flapper Non-Return Valve | High Volume Flow Control

    Heavy-Duty UPVC Bolted Swing Check Valve (90-200mm) | Industrial Flapper Non-Return Valve | High Volume Flow Control

    $210.00

    🌱 Looking for smaller check valves for home aquariums or DIY projects? Click here for our Standard Check Valves (25mm - 75mm).

    Industrial-Grade UPVC Bolted Swing Check Valve

    Engineered for maximum durability and massive flow rates, our Large-Diameter UPVC Swing Check Valves from Atradesen.com are the premier choice for commercial contractors, wastewater management, and massive Koi pond filtration systems. Designed to prevent back-flow in high-volume mainlines, these robust flapper valves feature a heavily bolted flange housing to withstand extreme industrial water pressure.

    βš™οΈ Built for Tough Industrial Environments

    • Bolted Flange Assembly: Large diameter pipes generate immense water hammer forces. This valve relies on heavy-duty stainless steel bolts to clamp the housing together, preventing blowouts and allowing for full disassembly if the internal flap ever needs servicing.
    • Chemical & Acid Resistant: Manufactured from premium UPVC. Highly resistant to corrosive liquids, industrial chemicals, saltwater, and harsh agricultural fertilizers.
    • High-Volume Flow Efficiency: The swing-flap design pushes completely out of the way during operation, providing a straight-through flow path that minimizes friction and maximizes your industrial pump's GPH output.

    🚨 CRUCIAL INSTALLATION & WATER PRESSURE GUIDE!

    To ensure a 100% leak-proof seal on massive pipelines, you MUST match your installation angle to your system pressure. Read the Atradesen.com rules below:

    • ⚠️ DIRECTIONAL ARROW: You MUST install the valve so the molded arrow points in the direction of the water flow!
    • 🚨 HIGH WATER PRESSURE (Vertical Mount OK): If your mainline pump is exceptionally powerful, vertical installation is acceptable. The strong flow will push the massive flap open, and the heavy reverse water column will snap it shut.
    • 🚨 LOW/GRAVITY PRESSURE (Horizontal Mount REQUIRED): If you are using this on a low-pressure return or gravity drain, you MUST install this valve horizontally (flat)! In a vertical setup, low pressure will struggle to lift the heavy flap, and weak backpressure will fail to seal it. Horizontal mounting allows gravity to help seal the flap perfectly.
    • Sizing Logic: The sizes listed (e.g., 110mm) refer to the Inner Diameter (I.D.) of the sockets, designed to sleeve OVER matching PVC 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?

    βœ” Competitive Factory Pricing

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    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

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    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.

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