Mueller B34412 Valve

The Mueller B34412 Valve is a professional-grade 7/8 X 7/8 ANGLE swt-Roto Valve engineered for precise refrigerant control in high-demand industrial piping and HVACR systems. Constructed with a solid brass body, this angle isolation valve provides a 700 PSI maximum atmospheric pressure (MAP) rating and is designed to handle a broad temperature range from -40°F to 300°F. The OD Solder connection ensures a leak-proof transition for CFC, HCFC, and HFC refrigerants and oils. Featuring a Quick-Change packing gland, this Mueller Industries valve allows technicians to execute packing replacements without refrigerant loss, maintaining system integrity during routine maintenance. Its compact angle swivel roto valve configuration facilitates streamlined installation in tight mechanical closets while providing an adjustable handle for exacting flow modulation, boasting a 15 Cv flow coefficient for optimized performance in refrigeration equipment.

Key Benefits:

• Quick-Change Packing Gland: Allows for seamless maintenance and packing replacement without the need for system pump-down or refrigerant loss.
• High Pressure Resilience: Rated for a 700 PSI maximum operating pressure, making it compatible with modern high-pressure refrigerants.
• Corrosion-Resistant Brass Construction: Solid brass body ensures long-term durability and reliable performance in harsh industrial environments.
• Precision Flow Control: Features an adjustable handle and a 15 Cv flow coefficient for fine-tuning system gas or fluid dynamics.
• Extended Temperature Range: Operates efficiently from -40°F to 300°F, suitable for both low-temp refrigeration and high-heat applications.

Common Questions:

Is this valve compatible with HFC refrigerants?
Yes, the Mueller B34412 is specifically designed for use with CFC, HCFC, and HFC refrigerants and their compatible oils.

Can the packing be replaced while the system is under pressure?
The integrated Quick-Change packing gland is engineered to allow technicians to replace the packing gland without losing the refrigerant charge.

What are the connection specifications for this model?
This is an angle swivel roto valve with 7/8" x 7/8" OD solder (sweat) connections and a 1/4" flare service port with a plastic cap.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.