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The Wilkins 12-ZW1070XLPEX is an Aqua-Gard® thermostatic mixing valve designed for point-of-use scald protection, providing rapid temperature control for safe water delivery at plumbing fixtures.

Key Specifications:

• Size: 1/2 Inches
• Maximum Working Pressure: 125 psi inlet
• Outlet Temperature Range: 95-115°F max
• Notable Certifications: ASSE 1070, cUPC, CSA B125.70
• Connection Type: 1/2" PEX Barb

Other Related Variants:

• 12-ZW1070XL: 1/2 Inch FNPT version
• 12-ZW1070XLC: 1/2 Inch CU Sweat version
• 12-ZW1070XLCPVC: 1/2 Inch CPVC version
• 12-ZW1070XLPEXF1960: 1/2 Inch Barb version
• 12-ZW1070XLPF: 1/2 Inch push fit version
• 1-ZW1070XLC: 1 Inch CU Sweat version
• 34-ZW1070XL: 3/4 Inch FNPT version
• 34-ZW1070XLC: 3/4 Inch CU Sweat version
• 38-ZW1070XLCOMP: 3/8 Inch Compression version

Materials:

• Body: Low Lead Cast Bronze, ASTM B 584 with Chrome Plating ASTM B 456, Service Condition #2
• Internal Brass: Low Lead Brass, ASTM B 927, UNS C27450
• Piston: Polysufone
• Guide Tube: Noryl GFN2
• Spring & Screen: 300 Series Stainless Steel
• Seals: Viton
• Checks: Noryl GFN2

Typical Installation:

The Zurn 12-ZW1070XLPEX is designed for installation at point-of-use locations including plumbing fixtures, sinks, lavatories, bathtubs, and appliances requiring final water temperature control. The device is intended for single outlet applications and may supply individual outlets when sufficient supply pressure is available. Installation with ball valves on hot and cold inlet supplies is recommended.

Standards Compliance:

ASSE Listed 1070; cUPC Listed; CSA Certified B125.70; NSF/ANSI/CAN 61-9 Q≤1 (0.25% MAX. WEIGHTED AVERAGE LEAD CONTENT)

Features & Benefits:

• Rapid Scald Protection: Extremely rapid response rate provides immediate temperature control to prevent scalding at point-of-use fixtures and appliances.
• Lead-Free Compliance: Meets NSF/ANSI/CAN 61-9 Q≤1 standards with 0.25% maximum weighted average lead content, ideal for potable water applications.
• Versatile Installation: Multiple end configurations including PEX barb connections make the valve suitable for all residential and commercial installations.
• Durable Construction: Low lead cast bronze body with chrome plating, stainless steel components, and Viton seals ensure long-lasting performance and reliability.

FAQ

Q: What is the recommended pressure differential between hot and cold inlets for the Wilkins 12-ZW1070XLPEX?

A: The maximum pressure differential between hot and cold inlets is 15 psi to ensure proper mixing valve operation and temperature control.

Q: Does the outlet temperature require field adjustment?

A: Yes, the temperature must be field set within the outlet temperature range of 95-115°F with a set temperature accuracy of +/- 3°F.

Q: What is the minimum flow rate for the Zurn 12-ZW1070XLPEX thermostatic mixing valve?

A: The minimum flow rate is 0.25 gpm, with a maximum flow rate of 10 gpm at 45 psi pressure loss.

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