Description
Watts F278480 — 2″ Relief Valve, 125 PSI
The Watts F278480 is a 2″ relief valve rated at 125 PSI, engineered to provide reliable overpressure protection in hydronic heating systems, plumbing applications, and other fluid-handling installations. Built to Watts’ exacting quality standards, this valve automatically releases excess pressure to safeguard equipment, piping, and system components from potentially damaging overpressure events.
Key Features
- Maximum pressure rating: 125 PSI
- 2″ connection size for high-flow applications
- Automatic pressure relief to protect downstream equipment
- Durable construction designed for long service life
- Suitable for hydronic heating, plumbing, and fluid-handling systems
- Manufactured by Watts — a trusted name in flow control and water quality products
Application
The Watts F278480 relief valve is ideal for use in commercial and residential hydronic systems, boiler installations, and pressurized plumbing systems where overpressure protection is required. Its 2″ port size makes it well-suited for higher-capacity systems that demand robust pressure management.
Specifications
- Brand: Watts
- SKU / Model: F278480
- Valve Type: Relief Valve
- Pressure Rating: 125 PSI
- Connection Size: 2″







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