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Conbraco 1 1/4" Double Check

Conbraco DC4A 1-1/4" Double Check Backflow Preventer

Brand: Conbraco Industries
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$640.81
$480.61
SKU 4A106A2

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The Conbraco DC4A 1-1/4" Double Check Valve Assembly delivers reliable backflow protection for non-health-hazard applications where prevention of contamination from back-siphonage or backpressure is required. Designed for contractors and municipal systems, this compact assembly pairs low pressure loss with service-friendly construction to reduce maintenance time on job sites.

  • Size & connections: 1-1/4" nominal size with female threaded connections (FPT) for common installation compatibility.
  • Durable construction: Bronze body with corrosion-resistant trim and chloramine-resistant elastomers for long service life.
  • Top-access modular design: Captured-spring cartridge check valves and reversible silicone seat discs allow fast field testing and simple repairs without special tools.
  • Ball valve shutoffs: Standard ball valve isolation with stainless-steel (SS) handles and nuts simplifies isolation during maintenance.
  • Performance ratings: Maximum working pressure up to 175 psi and recommended temperature range 33°F to 180°F for typical commercial and irrigation applications.
  • Certifications & warranty: Designed to meet industry standards such as ASSE 1015 and AWWA C510; carries Apollo’s 5-year factory warranty.

Specifically engineered for easy installation and dependable protection, the DC4A/DCLF4A platform (lead-free DCLF4A variant also available) is suitable for horizontal or vertical orientation and for use where double-check protection is permitted by code. Refer to the included installation and submittal documents for detailed dimensions, testing procedures, and parts information.

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Frequently Asked Questions

What connection type and size is this valve?
This is a 1-1/4" nominal assembly with female threaded (FPT) connections for standard line hookups.
Is this model available in lead-free configurations?
Yes. The DCLF4A is the lead-free variant; confirm your model number for required lead-free certification.
What are the pressure and temperature ratings?
Maximum working pressure is up to 175 psi. Recommended temperature range is 33°F to 180°F.
How is maintenance performed on the DC4A series?
Top-access modular cartridges with captured springs and replaceable seats make field testing and repairs fast and simple.

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