ThermoLinx Hydronic Network The ThermoLinx Hydronic Network mobile app allows you to remotely control and monitor your HBX Wi-Fi zoning, snow melt, and geothermal system from the palm of your hand. Wi-Fi Zoning System The Wi-Fi Zoning System offers the highest degree of comfort management, allowing you to control up to 20 zones remotely to maximize comfort and energy savings. The system incorporates multiple heating and cooling modes, DHW, and selectable priorities to accommodate for small t