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CVNL125BS lead-free brass check valve, 1-1/4" FPT connections, rough body finish, side view on white background.

CVNL125BS 1-1/4" No-Lead Brass Check Valve, FPT, 200 PSI

Brand: American Granby, Inc
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$39.59
$29.69
SKU CVNL125BS
In Stock (2)

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The CVNL125BS no-lead brass check valve is a heavy-duty inline check valve designed for cold water systems. It delivers reliable, maintenance-friendly backflow protection with durable lead-free materials and service-ready trim.

  • Nominal size: 1-1/4" (1.25 in) with 1-1/4" FPT female connections for easy thread-in installation.
  • Construction: lead-free cast brass body with rough-body finish; Buna-N o-ring and Delrin poppet guide for long service life.
  • Trim: stainless-steel springs, washers and locknuts; Buna-N softgoods suitable for water service.
  • Performance: rated 200 PSI WOG working pressure and 300 lb max hang weight (down-pull tension).
  • Certification & use: third‑party certified to NSF/ANSI 372 and intended for cold-water and irrigation applications only.
  • Packaging & documents: individually cartoned; catalog and technical PDF available for installation and parts information.

Designed for contractors and homeowners who need a compact, code-compliant check valve, the CVNL125BS offers straightforward installation, corrosion-resistant trim, and proven field performance in water systems. Refer to the included technical documentation for installation torque, orientation, and maintenance guidance.

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Frequently Asked Questions

What size and connection type does this valve use?
Nominal 1-1/4" size with 1-1/4" female pipe threads (FPT) — standard thread-in connections for plumbing and irrigation.
What is the maximum working pressure for CVNL125BS?
Rated for 200 PSI WOG (water, oil, gas) with a 300 lb max hang-weight (down-pull) tension.
Is this check valve certified for potable water use?
Yes — the CVNL-BS series is lead-free and third‑party certified to NSF/ANSI 372 for potable cold-water applications.
Can I use this valve for hot water systems?
No. The CVNL-BS series is specified for cold-water use only; avoid continuous hot-water service to prevent degradation.

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