Introducing the Flair-It PEXLock 3/4 in. PEX x 3/4 in. Plastic Straight Stop Valve — a purpose-built solution for quick, reliable shutoffs in 3/4" PEX piping. Designed to integrate with Flair-It’s PEXLock system, this valve delivers secure, dependable connections while keeping your plumbing project clean and efficient.
Why this valve stands out
Built with a durable plastic body, the Flair-It PEXLock Straight Stop Valve resists corrosion and is engineered for long-term performance in residential plumbing environments. The quarter-turn design lets you shut off water flow in seconds, reducing pressure on fittings and minimizing the risk of leaks during maintenance or repairs. The PEXLock ends ensure a robust connection to 3/4" PEX tubing, making it ideal for rapid installations, retrofits, or new builds where reliable water control is essential.
Key features at a glance
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Size & connections: 3/4" PEX to 3/4" PEX (End 1 Type: PEX; End 1 Size: 3/4; End 2 Size: 3/4)
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Connection system: Flair-It PEXLock for secure, leak-resistant joints
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Operation: Quarter-turn valve for fast, precise shutoff
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Body material: Plastic construction for lightweight, corrosion resistance
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Maximum ratings: Up to 100 psi at temperatures up to 180°F
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Packaging: Bagged, single-valve package
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Brand & lineage: Flair-It, Sub Brand: PEXLock
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Package content: Number in Package: 1
Who this is ideal for
Homeowners and professional plumbers tackling supply-line projects in kitchens, bathrooms, laundry rooms, or utility spaces will appreciate the simplicity and reliability of this valve. It’s particularly well-suited for 3/4" PEX loops and manifolds where quick isolation is beneficial for maintenance or seasonal shutoffs. If you’re building, renovating, or upgrading a PEX system, this valve offers a straightforward, dependable option without sacrificing performance.
Practical use cases and scenarios
- Shutting off water to a sink, toilet, or appliance for service without draining the entire system
- Retrofits where a compact, easy-to-install valve is needed in a tight space
- New PEX installations requiring reliable, corrosion-resistant closure points
- Maintenance bays or utility rooms where quick isolation reduces downtime
Tips for installation and performance
Prepare both PEX ends by ensuring clean, square cuts for a secure seating. Align the PEXLock ends with the valve body and tighten per manufacturer guidelines to achieve a leak-free connection. Use compatible PEX tooling and follow standard plumbing practices for supported temperatures and pressures. This valve is designed for regular residential use, so avoid exposure to extreme temperatures or pressures beyond its 180°F/100 psi ratings.
Specifications
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Brand: Flair-It
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Sub Brand: PEXLock
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Product Type: Straight Stop Valve
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Turn Type: Quarter Turn
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Material: Plastic
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End 1 Type: PEX
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End 1 Size: 3/4
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End 2 Size: 3/4
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Maximum Pressure: 100 psi
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Maximum Temperature: 180°F
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Packaging Type: Bagged
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Number in Package: 1
