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Sub-Master Control Capability: Effectively resets velocity setpoints when paired with a master room thermostat for dynamic load response
which prevents premature failure in rooftop units and high-demand blowers
which can lead to pressure switch lockout codes
Key Benefits Universal Compatibility: Optimized for use with most non-corrosive refrigerants across diverse HVACR applications
Key Benefits for Contractors: Interchangeable Coil System: One coil family fits the entire 200RB series
Resideo ZD22X12TZ Damper 328140-751 Sub-Master Control Capability: Effectively resetsThe Resideo ZD22X12TZ Damper is a professional grade 22" Wide X 12" High Parallel Blade Zone Damper engineered for high static pressure applications. Built with a heavy duty extruded aluminum frame and blades, this 24Vac zone damper features a Power Closed Spring Return Open configuration, making it the ideal choice for systems requiring a fail safe open position. The integrated synchronous motor is side mounted on the 12 inch dimension, providing
