Watts F382329 3/4 in. 740 FS Full-Flow Safety Relief Valve 55 PSI

Description

The Watts F382329 is a 3/4 in. 740 FS full-flow safety relief valve factory-set at 55 PSI, engineered to provide reliable overpressure protection in residential and light commercial hydronic heating systems. Designed and manufactured to Watts’ exacting quality standards, this relief valve automatically opens to discharge excess pressure when system pressure exceeds the set point, safeguarding boilers, water heaters, and associated hydronic piping from potentially dangerous over-pressurization.

Key Features

• Full-flow (FS) design for maximum discharge capacity at set pressure
• Factory-set relief pressure: 55 PSI
• Connection size: 3/4 in.
• Automatic reseating after pressure relief event
• Durable brass body construction for long service life
• Compact profile for easy installation in tight mechanical spaces
• Designed for hydronic heating, hot water boiler, and water heater applications

Application

The Watts 740 FS series is a trusted choice for HVAC and plumbing professionals requiring dependable safety relief in hydronic heating systems. The 3/4 in. port size and 55 PSI set point make this valve well-suited for residential boilers and hot water heating systems where code-compliant pressure relief is required.

Specifications

• SKU: F382329
• Brand: Watts
• Model Series: 740 FS
• Connection Size: 3/4 in.
• Set Pressure: 55 PSI
• Valve Type: Full-Flow Safety Relief Valve
• Body Material: Brass
• Application: Hydronic heating, boilers, hot water systems