Description
The Taco Comfort Solutions 334-T3 is a cast iron (CI) dual control designed for hydronic heating systems, featuring a 1/2″ NPT connection for straightforward installation on boilers and hydronic piping. Combining two essential control functions in a single, durable unit, the 334-T3 simplifies system wiring and reduces installation time while delivering dependable performance in residential and light commercial hydronic applications.
Key Features
- Dual control design integrates aquastat and circulator relay functions in one compact unit
- 1/2″ NPT connection for easy installation on standard boiler and hydronic piping
- Cast iron (CI) construction for long-lasting durability and reliable heat transfer
- Designed for use in residential and light commercial hydronic heating systems
- Simplifies wiring and reduces installation complexity compared to separate controls
- Trusted Taco Comfort Solutions engineering and quality
Application
The 334-T3 dual control is ideal for hydronic boiler systems where space-saving and simplified control integration are priorities. Its cast iron body ensures excellent thermal conductivity and durability in demanding heating environments. The 1/2″ NPT fitting allows for direct immersion or strap-on installation on standard hydronic piping.
Why Choose Taco Comfort Solutions
Taco Comfort Solutions is a trusted name in hydronic heating, known for producing reliable, high-quality controls, circulators, and system components. The 334-T3 reflects Taco’s commitment to innovation and ease of installation for HVAC professionals.







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