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Zurn Wilkins  |  SKU: 1-40XL2

Wilkins 1-40XL2 | In-Line Single Check Valve, 1 Inches

Regular price $ 207.99

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Key Terms & Conditions

 

Exceptions may apply to islands and other remote territories.

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NOTICE: Product images may vary from the actual item due to differences in size or configuration options.

The Wilkins 1-40XL2 is a lead-free in-line single check valve designed for potable water systems, offering reliable backflow prevention with tight seating performance.

 

Key Specifications:

  • Size: 1 Inches
  • Maximum Working Pressure: 400 psi WOG
  • Maximum Working Temperature: 210°F
  • Notable Certifications: UL Classified ANSI/NSF 61, 372
  • End Connections: Threaded ANSI B1.20.1

 

Other Related Variants:

  • 1 1/4-40XL2: 1 1/4 Inches model size
  • 1/2-40XL2: 1/2 Inches model size
  • 2-40XL2: 2 Inches model size
  • 3/4-40XL2: 3/4 Inches model size

 

Materials:

  • Main Valve Body: Lead Free Brass
  • Disc: Polyphenylene Sulfide
  • Seat: NBR
  • Spring: Stainless Steel, 300 Series
  • Retainer: Polyacetal

 

Typical Installation:

Local codes shall govern installation requirements. To be installed in accordance with the manufacturer's instructions and the latest edition of the Uniform Plumbing Code. Not recommended for installation in sewage ejector piping or for reciprocating air compressor service.

 

Standards Compliance:

UL Classified; ANSI/NSF Standard 61; ANSI/NSF Standard 372

 

Features & Benefits:

  • Lead-Free Construction: Complies with 0.25% maximum weighted average lead content requirements for safe potable water applications.
  • High Pressure and Temperature Rating: Rated for 400 WOG and temperatures up to 210°F for versatile installation conditions.
  • Tight Seating Performance: Provides reliable backflow prevention for well pump systems and eliminates reduced pressure principle discharge caused by pressure fluctuations.
  • Durable Materials: Features corrosion-resistant stainless steel spring and robust polyphenylene sulfide disc for long-lasting performance.

 

FAQ

 

Q: What applications is the Zurn 1-40XL2 suitable for?

A: The Zurn 1-40XL2 is ideal for potable domestic and commercial water systems, well pump systems, and applications requiring tight seating. It serves as a positive backstop to eliminate reduced pressure principle backflow preventer discharge caused by pressure fluctuations or water hammer.

Q: Can this valve be installed in sewage ejector piping?

A: No, the valve is not recommended for installation in sewage ejector piping or for reciprocating air compressor service.

Q: What certifications does this check valve meet?

A: The valve is UL Classified and complies with ANSI/NSF Standard 61 and 372, meeting lead-free requirements with 0.25% maximum weighted average lead content.

 

NOTICE: Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system.

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