Introducing the Apollo PEX A 1/2 in. Barb to 3/8 in. Compression Chrome Plated Stop Valve — a precision-built shut-off designed for dependable flow control in residential plumbing. Engineered for PEX A systems, this valve delivers a compact, leak-resistant solution when you need to isolate water lines quickly and reliably.
Why this Apollo stop valve stands out
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Versatile connections: 1/2 in. barb on one end and 3/8 in. compression on the other, enabling seamless integration between PEX A tubing and compression-fitted fixtures or fittings.
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Quarter-turn performance: a smooth, quarter-turn handle provides fast shut-off and precise control, so you can isolate a circuit in seconds without guessing.
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Durable chrome plating: corrosion-resistant chrome finish with a robust build for long-lasting service in hot and cold potable water lines.
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Lead-free construction: compliant with modern plumbing codes, ensuring safe, clean water delivery for everyday use.
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High-temperature and pressure tolerance: rated up to 200 psi and 200°F, suitable for typical residential hot water and cold water applications.
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Compact, bagged packaging: each valve is bagged to protect the finish and shipped ready for installation.
Ideal use cases
- Under sinks and in utility rooms where you need a reliable shut-off for PEX A lines.
- During repairs or maintenance to isolate a section of the system without draining the entire house.
- In new installations where a compact stop valve is required to bridge PEX A tubing to a compression connection.
Specifications at a glance
- Brand: Apollo
- Sub Brand: PEX A
- End 1: Barb (1/2 in.)
- End 2: Compression (3/8 in.)
- Turn Type: Quarter Turn
- Finish: Chrome Plated
- Handle Type: Oval
- Usage: Flow control
- Maximum Pressure: 200 psi
- Maximum Temperature: 200°F
- Lead Content: Lead-Free
- Packaging Type: Bagged
- Number in Package: 1
Practical installation tips
To ensure a reliable seal, verify that the barb and compression fittings are fully seated on the PEX A tubing and the opposing line. Tighten to the manufacturer’s recommended torque for compression connections and avoid overtightening, which can damage the tubing or valve. Use with potable water systems only, and keep the valve accessible for future shut-offs or maintenance.
