1/4 Turn Straight Stop Valve, 3/8" PEX x 1/4" CTS (3/8" OD) Compression, Lead Free Chrome (Installation by Non-Professional may void Viega's LLC limited warranty)

Viega 3/8" PureFlow PEX Crimp Straight Stop Valve – High-Performance Fixture Control for Potable Water Lines

The **Viega 3/8" PureFlow PEX Crimp Straight Stop Valve** is a durable, lead-free shutoff valve designed for controlling water supply to individual fixtures such as faucets or toilets in residential PEX systems. With its corrosion-resistant construction and precise fit, this valve provides a dependable connection and long service life in demanding plumbing applications.

Designed for PEX Potable Water Systems

This straight stop valve is part of Viega’s PureFlow system, offering compatibility with ASTM F1807 crimp connection methods. The valve features a 3/8" PEX crimp inlet and a 1/4" compression outlet, making it ideal for streamlined fixture hook-ups. Its nickel-plated components and engineered polymer handle deliver both longevity and ease of use in the field.

Key Product Advantages

• Certified Lead-Free – Compliant with NSF 61 and NSF 372 for potable water applications.
• PEX Crimp Compatibility – Designed for use with standard ASTM F1807 PEX crimp fittings.
• High Pressure & Temperature Ratings – Rated for 160 PSI and service temperatures from 0°F to 180°F.
• Corrosion-Resistant Construction – Nickel-plated stem resists mineral buildup and oxidation.
• Chrome-Plated Body – Durable finish provides clean aesthetics and added surface protection.

Technical Specifications

• Inlet: 3/8" PEX (ASTM F1807 crimp)
• Outlet: 1/4" compression (CTS)
• Pressure Rating: 160 PSI
• Temperature Range: 0°F to 180°F
• Material: Chrome-plated lead-free brass body, nickel-plated stem
• Application: Potable water fixture shutoff

Installation Guidance

This valve is designed for straightforward installation with standard crimp rings and PEX tools. Use a calibrated crimping tool and verify joints with a go/no-go gauge. Although installation is relatively simple, it should be performed by a licensed plumbing contractor to ensure compliance with local code and to avoid installation errors that may compromise system integrity.

Built for Job Site Demands

Viega’s PureFlow stop valves are trusted by professionals for their consistency and reliability. This 3/8" crimp model offers fast, secure installation and meets plumbing code requirements for fixture isolation. It’s an excellent choice for both new construction and retrofit applications where speed, reliability, and compliance matter.

Choose Proven Performance

The **Viega 3/8" PureFlow PEX Crimp Straight Stop Valve** delivers the kind of dependable shutoff control today’s plumbing professionals expect. With robust material quality and time-saving design, it’s the right valve for high-efficiency water distribution systems built to last.