Description
Mueller Industries AD15502 Pressure Regulating Valve Overview
The Mueller Industries AD15502 is a precision-engineered Pressure Regulating Valve (PRV) designed to deliver consistent downstream pressure control in HVAC, refrigeration, and plumbing applications. With a robust 235 PSI pressure rating and a compact 3/8″ connection profile, this valve is built for reliable, long-term performance in demanding system environments.
Key Features
- 235 PSI maximum pressure rating for high-performance system protection
- 3/8″ NPT Female (NPTF) inlet connection for secure, leak-resistant threaded installation
- 3/8″ Flare outlet connection for easy, reliable tubing attachment
- Compact design suitable for tight installation spaces
- Engineered by Mueller Industries — a trusted name in HVAC and plumbing valve manufacturing
- Ideal for use in residential and light commercial HVAC, refrigeration, and hydronic systems
Specifications
- SKU: AD15502
- Brand: Mueller Industries
- Pressure Rating: 235 PSI
- Inlet Connection: 3/8″ NPTF (Female NPT)
- Outlet Connection: 3/8″ Flare
- Valve Type: Pressure Regulating Valve (PRV)
Applications
- HVAC refrigerant line pressure regulation
- Hydronic heating and cooling systems
- Plumbing and fluid control systems requiring downstream pressure management
- Light commercial and residential mechanical systems







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