Get rid of the rat’s nest in your mechanical room! With the QCB zone valve relay you can easily and quickly make a masterpiece of your zone valve wiring and control. Built to work with standard or smart thermostats, the QBC can add a professional appearance and simplify wiring and control of your hydronic systems.

• Fast clean install of zone valves wiring
• Easy and quick diagnostic times
• No rats nest of wires
• Reduce low voltage shorts
• Save time and labor on install and service
• Clean up un necessary wires
• Easily power smart thermostats
• zone valve control
• Easily combined multiple QCB strips together