The Honeywell/Resideo VCZAL3100 is a robust 2-way cartridge cage valve specifically designed for hydronic applications in heating and cooling systems. Engineered for reliable zone control of hot or chilled water (up to 60% glycol), this valve delivers precise flow modulation with a flow coefficient (Cv) of 4.7, a maximum pressure rating of 300 psi, and excellent ease of service.
Features:
- Quick open, linear, and equal percentage flow characteristics available
- Bi-directional installation
- 3000-series valves for floating and modulating non-fail safe applications
- 1000-series valves for two-position control
- High close-off rating independent of Cv
- Available with a variety of North American and international pipe fittings
- No tools required for actuator installation or removal
- Actuator removal does not require draining system
- Service is by replacement of cartridge, not valve body
- Cartridge replacement rebuilds valve to factory-new condition
