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Front view of Febco 905-052 Series 765 check assembly showing bronze body, inlet/outlet ports, and internal valve components.

Febco Series 765 Check Assembly - 1" & 1-1/4" (905-052)

Brand: Febco
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$93.66
$70.24
SKU 905-052
In Stock (2)

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The Febco 905-052 Check Assembly is a replacement check component engineered for Febco Series 765 pressure vacuum breakers (PVBs). It provides reliable backflow protection by combining a check valve and an air opening port into a single, serviceable assembly. The unit supports both 1" and 1-1/4" connection sizes and is built around a durable bronze body for corrosion resistance in common irrigation and plumbing applications.

  • Designed for Series 765 PVBs: Direct replacement check assembly compatible with 765 models and field serviceable design.
  • Robust bronze construction: Durable body material resists corrosion and increases service life in potable water systems.
  • Integrated check valve + air opening port: Simplifies maintenance and restores proper backflow protection.
  • Connection sizes: Available for 1" and 1-1/4" connections to match standard Series 765 configurations.
  • Pressure rating: Maximum working pressure 150 psi (10.3 bar) per product specifications.
  • Documentation & maintenance: Installation instructions, specification sheet, maintenance manual, and freeze protection guidance are provided for correct installation and service.

Intended for use where protection against back siphonage of toxic or non-toxic liquids is required, this check assembly is a practical repair and maintenance item for contractors and service technicians. Always follow the included installation and maintenance documentation and consult a licensed plumbing professional for installation, testing, and service. Replacement parts and servicing tools may be available through your authorized supplier or the manufacturer's replacement parts listings.

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Frequently Asked Questions

What connection sizes does this check assembly support?
Fits 1" and 1-1/4" connections for Febco Series 765 pressure vacuum breakers.
How much pressure can the 905-052 check assembly withstand?
Maximum working pressure is 150 psi (10.3 bar) per product specifications.
How do I maintain and service this check assembly?
Follow the included maintenance manual for inspection and service intervals; replace worn seals and parts as specified.
Is freeze protection guidance provided for outdoor installations?
Yes. Freeze protection instructions are provided with the product; follow them to avoid freeze damage during cold conditions.