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Boltigen 1″ UPVC Full-Port Check Valve – Slip Swing, Double Union, 235 PSI

$25.99 on Amazon.com (as of October 17, 2026, 8:10 PM EST) View details ↗

Prevent backflow and maintain efficient fluid flow with the **Boltigen 1″ UPVC Full-Port Check Valve**, designed for durability and easy maintenance in utility, pool, and chemical handling systems. This **Schedule 80 UPVC swing check valve** features a **transparent blue-tinted body** with a smooth, non-corrosive interior, ensuring minimal pressure loss and resistance to acid, alkali, and microbial growth. The **full-bore design** maximizes flow capacity while the **double true union** allows for quick disassembly—ideal for cleaning or future maintenance without disrupting your piping system.

Engineered for **vertical, upflow-only installations**, this valve eliminates the need for springs, reducing potential failure points. The **EPDM O-ring and PTFE seat** provide a tight seal, while the **235 PSI (16 Bar) pressure rating** and **70°F (21°C) temperature limit** make it suitable for most residential and light commercial applications. Compatible with **1″ socket-end UPVC piping**, this valve is a reliable solution for backflow prevention in pools, irrigation, and chemical transfer systems.

MaterialClear UPVC (blue-tinted) with EPDM O-ring and PTFE seat
Connection Type1″ socket end (double true union)
Installation OrientationVertical, upflow-only (flow arrow must align with direction)
Max Pressure Rating235 PSI (16 Bar)
Max Temperature70°F (21°C)
Port SizeFull 1″ bore
Can this valve be installed horizontally or in a downflow position?
No, this valve **must** be installed vertically in an upflow position with the flow arrow pointing in the direction of the fluid. Installing it upside down or horizontally will prevent proper operation.
How do the double unions benefit maintenance compared to standard check valves?
The double unions allow the valve to be **disassembled for cleaning without breaking the piping connection**, making future maintenance faster and more convenient than with welded or glued valves.
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