The Wilkins 34-20XLPEX is a water pressure reducing valve with integral strainer and PEX connections, designed for residential potable water systems.

Key Specifications:

• Size: 3/4 Inches
• Maximum Working Water Pressure: 300 psi
• Maximum Working Water Temperature: 140°F
• Notable Certifications: ASSE 1003, cUPC, CSA B356
• Connection Type: Integral male crimp PEX

Other Related Variants:

• 1-20XLPEX: 1 Inch model size

Materials:

• Main Valve Body: Lead-Free cast bronze
• Bell Housing: UV resistant polymer composite
• Stem: Lead-Free brass
• Cartridge: Acetal
• Spring: 300 series stainless steel
• Strainer Screen: 300 series stainless steel
• Elastomers: EPDM, Buna nitrile

Typical Installation:

The Zurn 34-20XLPEX is designed for installation on potable water service lines to reduce high inlet pressure to a lower outlet pressure. Local codes shall govern installation requirements. The valve may be installed in any position with sufficient side clearance for testing and maintenance. Multiple installations are recommended for wide demand variations or where the desired pressure reduction is more than 4 to 1. For PEX tube installations, do not exceed the rated pressure or temperature of the tube.

Standards Compliance:

ASSE Listed 1003; cUPC Listed; CSA Certified B356; NSF/ANSI/CAN 61; NSF/ANSI/CAN 372

Features & Benefits:

• Simplified Installation: Integral male crimp PEX connections reduce fittings and potential leak points in PEX systems.
• Thermal Expansion Protection: Direct acting integral by-pass design prevents buildup of excessive system pressure caused by thermal expansion.
• Easy Maintenance: Integral strainer makes device suitable for residential water systems requiring frequent cleaning of sediment and debris.
• Stable Performance: Balanced stem design provides smooth and responsive reaction to system flow demand changes and inlet pressure variations.

FAQ

Q: What is the factory preset outlet pressure for the Wilkins 34-20XLPEX?

A: The valve comes factory preset at 50 psi with an adjustable reduced pressure range of 25 to 75 psi.

Q: Can this valve be installed in any orientation?

A: Yes, the Model 20XL may be installed in any position with sufficient side clearance for testing and maintenance.

Q: What type of PEX tubing is compatible with this valve?

A: The 34-20XLPEX features integral male crimp PEX barb connections conforming to ASTM F1807 for cross-linked polyethylene tubing.

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