Description
Mueller Industries AI15504 Pressure Reducing Valve Overview
The Mueller Industries AI15504 is a heavy-duty pressure reducing valve (PRV) engineered for dependable pressure regulation in HVAC, refrigeration, and plumbing applications. With a robust 425 lb WOG (Water, Oil, Gas) pressure rating, this valve is built to handle demanding system pressures while delivering consistent downstream pressure control.
Connection Specifications
- Inlet Connection: 1/2″ NPT Female (NPTFE) threaded fitting for secure, leak-free installation
- Outlet Connection: 5/8″ Flare fitting for compatibility with copper tubing and refrigerant lines
- Pressure Rating: 425 lb WOG (Water, Oil, Gas)
Key Features & Benefits
- High-pressure 425 lb WOG rating for demanding HVAC and plumbing installations
- NPT female inlet ensures a standard, reliable threaded connection
- Flare outlet provides a vibration-resistant, leak-tight seal for refrigerant and fluid lines
- Compact design for easy installation in tight spaces
- Mueller Industries quality construction for long service life and consistent performance
Typical Applications
- HVAC refrigerant line pressure regulation
- Plumbing and hydronic system pressure control
- Gas and water distribution systems
- Commercial and residential mechanical systems
Why Choose Mueller Industries?
Mueller Industries is a globally recognized manufacturer of copper, brass, and plastic products for HVAC, refrigeration, and plumbing industries. The AI15504 reflects their commitment to precision engineering and durable materials, making it a trusted choice for contractors and mechanical professionals.







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