Description
The Watts F274836 is a 174A Series safety relief valve engineered to provide dependable overpressure protection for steam and hot water boiler systems. With a 3/4-inch connection size, a 150 PSI pressure rating, and an impressive 2,445,000 BTU/hr discharge capacity, this relief valve is built to handle demanding commercial and industrial hydronic applications.
Watts relief valves are trusted throughout the HVAC and plumbing industries for their precision engineering and consistent performance. The 174A Series is designed to open automatically when system pressure exceeds the set point, safely venting excess pressure and protecting boilers, piping, and connected equipment from damage.
Key Features
- 3/4-inch inlet connection for straightforward installation on standard boiler tappings
- 150 PSI pressure relief setting for precise overpressure protection
- 2,445,000 BTU/hr discharge capacity suitable for high-output commercial boiler systems
- 174A Series construction engineered for reliable, repeatable valve actuation
- Designed for use on steam and hot water heating systems
- Durable materials provide long service life in demanding hydronic environments
Specifications
- Brand: Watts
- SKU / Part Number: F274836
- Model Series: 174A
- Connection Size: 3/4 in.
- Pressure Rating: 150 PSI
- Discharge Capacity: 2,445,000 BTU/hr
- Valve Type: Safety Relief Valve
- Application: Steam and Hot Water Boiler Systems
Applications
- Commercial and industrial hot water boilers
- Steam heating systems
- Hydronic heating installations requiring certified overpressure protection
- Replacement relief valve for existing 174A Series installations
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