Description
Watts F382456 — 3/4″ 75 PSI Pressure Relief Valve
The Watts F382456 is a 3/4-inch pressure relief valve rated at 75 PSI, engineered to provide reliable overpressure protection in residential and light commercial hydronic heating systems, boilers, and plumbing applications. Built to Watts’ exacting quality standards, this relief valve automatically opens to discharge excess pressure when system pressure exceeds the 75 PSI set point, safeguarding equipment, piping, and connected components from potentially damaging pressure surges.
Key Features
- 3/4″ inlet connection for straightforward installation on standard piping
- 75 PSI factory-set relief pressure for consistent, repeatable performance
- Automatic pressure relief operation — opens on overpressure, reseats on pressure reduction
- Durable construction designed for long service life in hydronic and plumbing systems
- Manufactured by Watts, a trusted name in flow control and water quality products
Typical Applications
- Residential and commercial boilers
- Hydronic heating systems
- Hot water supply and distribution lines
- Pressure vessels and storage tanks requiring 75 PSI overpressure protection
Specifications
- Brand: Watts
- Part Number: F382456
- Connection Size: 3/4″
- Set Pressure: 75 PSI
- Valve Type: Pressure Relief Valve









