Description
Honeywell MX131LF — 2.5″ Lead-Free Flanged Temperature Valve
The Honeywell MX131LF is a 2.5-inch lead-free flanged temperature valve engineered for precise hydronic system temperature regulation. Designed for commercial and industrial heating applications, this valve delivers dependable performance across a 113–149°F operating temperature range, making it an ideal solution for hot water distribution, mixing, and diverting systems where accurate thermal control is critical.
Key Features
- 2.5″ valve size for medium-to-large hydronic piping systems
- Lead-free (LF) construction for compliance with potable water and low-lead regulations
- Flanged (FLG) end connections for secure, leak-resistant installation
- Operating temperature range: 113°F – 149°F
- Designed for commercial and industrial hydronic heating applications
- Durable construction for long service life in demanding environments
Application
The MX131LF is well-suited for use in hydronic heating systems, hot water recirculation loops, district heating, and other temperature-sensitive fluid handling applications. Its flanged connection style simplifies installation and maintenance in mechanical rooms and large-scale piping configurations.
Lead-Free Compliance
Built to meet lead-free standards, the MX131LF is appropriate for systems requiring compliance with federal and state low-lead regulations, including applications involving potable or domestic hot water.
Specifications
- SKU: MX131LF
- Brand: Honeywell
- Valve Size: 2.5 inches
- End Connection: Flanged (FLG)
- Construction: Lead-Free (LF)
- Temperature Range: 113°F – 149°F
- Valve Type: Temperature Valve







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