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The Wilkins 1-625XLSULU is a competitor replacement pressure reducing valve with integral by-pass check valve and strainer, designed for potable water service lines.

Key Specifications:

• Size: 1 Inches
• Connection Type: Single union (less union)
• Notable Certifications: ASSE 1003, IAPMO, CSA
• Design Features: Integral by-pass check valve
• Compliance Standards: NSF/ANSI/CAN 61 & 372

Other Related Variants:

• 34-625XLSULU: 3/4 Inches model size

Materials:

• Body: Lead-Free Cast Bronze ASTM B584
• Bell Housing: Threaded Bronze
• Internals: Stainless Steel
• Strainer Screen: Stainless Steel
• Elastomers: Buna Nitrile/EPDM

Typical Installation:

Install the Zurn 1-625XLSULU on potable water service lines where existing union nut and tailpiece will be retained. The compact design serves as a drop-in replacement for legacy single union competitor models, reducing installation labor while the integral strainer protects against sediment and debris.

Standards Compliance:

ASSE Listed 1003; IAPMO Listed; CSA Certified; NSF/ANSI/CAN 61; NSF/ANSI/CAN 372

Features & Benefits:

• Drop-In Replacement: Designed as a direct replacement for legacy single union competitor models, minimizing installation time and complexity.
• Integral Protection: Built-in by-pass check valve prevents pressure buildup from thermal expansion while the integral strainer protects against sediment and debris.
• Lead-Free Compliance: Meets NSF/ANSI/CAN 61 & 372 lead-free potable water requirements for safe drinking water applications.
• Compact Design: Single union connection valve (SULU option) allows reuse of existing union nut and tailpiece, reducing material costs and installation labor.

FAQ

Q: What does the SULU option mean for the Wilkins 1-625XLSULU?

A: SULU stands for "Single Union, Less Union assembly," meaning the valve is shipped without the union nut and tailpiece, allowing you to reuse existing union components during installation.

Q: Can the Zurn 1-625XLSULU replace other brands of pressure reducing valves?

A: Yes, this valve is specifically designed as a drop-in replacement for legacy single union competitor models, making it compatible with existing installations where union components will be retained.

Q: Does this valve protect against thermal expansion?

A: Yes, the integral by-pass check valve prevents pressure buildup from thermal expansion in closed water systems, providing essential protection for your plumbing system.

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