IEC 71489205 3/4 3-Way Taco Valve

The IEC 71489205 3/4″ 3-Way Taco Valve is a high-performance valve designed for precise flow control in hydronic heating and cooling systems. Manufactured by International Environmental Corporation (IEC), this valve features a 3-way design that allows for easy diversion or mixing of water flow, making it ideal for balancing and regulating temperature in fan coil units, boilers, and other HVAC systems. Compatible with 3/4″ piping, this valve provides reliable performance and enhanced control in commercial and residential systems.

Technical Specifications

  • Manufacturer: International Environmental Corporation (IEC)
  • Part Number: 71489205
  • Size: 3/4 inch
  • Type: 3-Way Diverter or Mixing Valve
  • Valve Material: Brass or durable metal alloy (verify per unit)
  • Pressure Rating: Typically 150 psi or as specified by model
  • Application: Hydronic heating and cooling systems, zone control

Key Features

  • Versatile Design: Provides precise flow control for diversion or mixing of fluid to different zones.
  • Durable Construction: Built to last with corrosion-resistant materials for reliable operation in harsh HVAC environments.
  • Simple Installation: Designed for ease of integration into existing hydronic systems, reducing downtime and installation costs.
  • OEM Quality: Designed and built to meet IEC specifications for compatibility and long-term performance.
  • Improved System Control: Allows for fine control over the temperature and flow of water, enhancing energy efficiency and comfort.

Industry Applications

  • Commercial hydronic systems
  • Residential fan coil systems
  • Boiler and radiant heating applications
  • Multi-zone HVAC systems requiring precise flow regulation


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