Zone Expander Board
The Zone Expander allows the HUG Hydronics In-floor Heating System to handle up to 8 heating zones, up from the standard 4.
This cute little add-on board plugs easily onto the control board, you can do it yourself, or we can do it before it is shipped.
(1) Circuit board module
(1) 9mm Standoff
(1) Tiny straight blade screwdriver
Supports 4 Thermostat Zones with Priority Zone SettingsWhat's a "Low Priority" zone?
Any heating loop can be assigned to any thermostats by simply moving a jumper.
Easily works with up to 3 heat sources
such as electric, gas, solar, wood. Great for off-peak electric and dual fuel applications.
Simple & Understandable
Easy installation and maintenance. Installs with basic tools. Replace any part with basic or no tools. and it's easy to add water for start-up.