It is engineered strictly for the modern architecture of the 3100

Visual Diagnostics: Includes onboard LED indicators for both relay power and status

For technicians performing retrofits or system upgrades

Key Benefits Precise Flow Control: Featuring a modified equal percentage flow optimizer for linear heat transfer

it serves as the primary interface for refrigerant line sets

KMC Controls VCZ-4102BMBE Valve 321702-401 It is engineered strictly forThe KMC Controls VCZ 4102BMBE is a professional grade pneumatic zone control valve engineered for precision regulation in hydronic systems. This 1 2 inch, 2 way globe valve is configured as normally open (N O), ensuring a fail safe open position to maintain flow during signal loss. Designed for integration into VAV terminal units, fan coil units, and baseboard radiation, it features a 2. 5 Cv flow coefficient that balances rapid response with stable