Description
The Mueller Industries B34236 is a 1-1/8 in. Four-Bolt Check Valve engineered for dependable one-directional flow control in HVAC, refrigeration, and related fluid-handling systems. Its four-bolt design provides a secure, leak-resistant connection that holds up under demanding service conditions, making it a trusted choice for professional contractors and mechanical system installers.
Key Features
- 1-1/8 in. connection size for compatibility with standard HVAC and refrigeration line sets
- Four-bolt configuration ensures a robust, vibration-resistant seal
- Prevents backflow and reverse flow to protect system components and maintain efficiency
- Manufactured by Mueller Industries, a trusted name in copper and brass fittings and valves
- Designed for professional-grade installation in commercial and residential applications
Applications
- HVAC refrigerant line systems
- Refrigeration equipment and compressor circuits
- Hydronic and fluid-handling piping systems
- Commercial and industrial mechanical systems
Product Details
- Brand: Mueller Industries
- SKU: B34236
- Connection Size: 1-1/8 in.
- Valve Type: Four-Bolt Check Valve







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