Description
The Watts F382570 is a 740-1 series boiler pressure relief valve engineered to deliver dependable overpressure protection for hot water heating systems. Rated at a 30 PSI set pressure with a robust 1,300,000 BTU/hr relieving capacity, this valve is built to safeguard boilers and hydronic heating equipment from potentially dangerous pressure buildup.
Watts is a trusted name in flow control and water quality products, and the 740 series relief valves reflect that legacy of quality. Designed for straightforward installation and long-term reliability, this valve is an essential safety component for residential and light commercial hydronic heating applications.
Key Features
- Set pressure: 30 PSI
- Relieving capacity: 1,300,000 BTU/hr
- Series: Watts 740-1
- Designed for hot water boiler and hydronic heating system protection
- Provides automatic pressure relief to prevent system overpressure
- Durable construction for long service life
Applications
- Residential and light commercial hot water boilers
- Hydronic heating systems
- Closed-loop heating circuits requiring pressure safety protection









