Description
Honeywell VGF31EM25 Overview
The Honeywell VGF31EM25 is a 2-1/2″ flanged, three-way mixing globe valve engineered for precise flow control in commercial and industrial hydronic heating and cooling systems. With an ANSI Class 125 flanged body and a generous Cv of 63, this valve delivers reliable mixing performance across a wide range of building automation and HVAC applications.
Key Features
- 2-1/2″ pipe size with ANSI Class 125 flanged end connections for easy installation and secure, leak-free joints
- Three-way mixing (MIX) configuration blends two inlet streams into one outlet for accurate temperature control
- Cv = 63 flow coefficient supports high-volume hydronic circuits without excessive pressure drop
- Robust globe valve body construction designed for long service life in demanding commercial environments
- Compatible with Honeywell actuators for automated control in building automation system (BAS) applications
- ANSI 125 pressure class rating ensures compatibility with standard hydronic piping systems
Typical Applications
- Commercial hydronic heating and cooling systems
- Chilled water and hot water mixing loops
- Air handling unit (AHU) coil control
- Building automation and energy management systems
- Fan coil unit and terminal unit control
Specifications
- SKU: VGF31EM25
- Brand: Honeywell
- Pipe Size: 2-1/2″
- End Connection: Flanged (FLGD)
- Valve Configuration: 3-Way Mixing (MIX)
- Pressure Rating: ANSI Class 125
- Flow Coefficient (Cv): 63
- Valve Style: Globe







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