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Rosewood paper grain — description and returns beneath the overlapping buy card.
Structural Integrity: Rigid construction resists bending and corrosion
leaking collector box
providing reliable low-voltage zoning control for multi-zone HVAC architectures
efficient performance even in space-constrained cabinets
ensuring a clean and safe start
Resideo HPZC104 Controller 318423-701 Structural Integrity: Rigid construction resistsThe Resideo HPZC104 is a professional grade four zone valve controller designed to streamline hydronic zoning for residential and light commercial boiler systems. Engineered with a familiar board layout that eliminates the learning curve for experienced techs, this hydronic zone panel simplifies the wiring of up to four 24V zone valves. It features a robust 40VA transformer and independent C terminals for every thermostat connection, ensuring full