The Wilkins 34-625XLSULU is a competitor replacement pressure reducing valve with integral by-pass check valve and strainer, designed for drop-in replacement on potable water service lines where existing union assemblies are retained.

Key Specifications:

• Size: 3/4 Inches
• Connection Type: Single union, less assembly
• Notable Certifications: ASSE 1003, IAPMO, CSA
• Design Features: Integral by-pass check valve
• Strainer Protection: Integral stainless steel screen

Other Related Variants:

• 1-625XLSULU: 1 Inch 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 on potable water service lines where existing union nut and tailpiece are retained; designed for applications requiring pressure reduction and thermal expansion protection in residential and commercial water systems.

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, reducing installation time and complexity.
• Thermal Expansion Protection: Integral by-pass check valve prevents pressure buildup from thermal expansion, protecting plumbing systems and water heaters.
• Sediment Protection: Built-in stainless steel strainer screen protects valve internals and downstream fixtures from sediment and debris.
• Lead-Free Compliance: Meets NSF/ANSI/CAN 372 lead-free requirements for safe potable water applications with durable bronze construction.

FAQ

Q: What does SULU mean in the Zurn Wilkins 34-625XLSULU model designation?

A: SULU stands for Single Union, Less Union assembly. This configuration is designed for installations where the existing union nut and tailpiece will be reused, eliminating the need for new union components.

Q: Can the Zurn 34-625XLSULU replace other manufacturer's single union pressure reducing valves?

A: Yes, the 34-625XLSULU is specifically designed as a drop-in replacement for legacy single union competitor models, making it compatible with existing installations without modification.

Q: Does this valve require a separate strainer installation?

A: No, the Wilkins 34-625XLSULU includes an integral stainless steel strainer that protects the valve and downstream plumbing from sediment and debris, eliminating the need for a separate strainer.

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