Optional Zone Module for Greenstar Boilers.

At a glance

  • Three zone control module
  • Maximum of 8 heating zones
  • External front-facing LED lights for operational visibility

Document Download

Download our product documentation quickly and easily.


Why the CZM Zone Module?

Three zone control module, for circulator pumps or zone valve activation. The sleek, compact zone control module is expandable up to three modules, providing a maximum of 8 heating zones. It features external front-facing LED lights for operational visibility.

Contractors near you

Are you looking for an installer near you? With the convenient installer search function, you can find one in next to no time.

Customer Support & Tech Support

Our vision is to provide comfort and peace of mind to our customers with compelling solutions created by passionate people.

Call Support:


Contact Us

Do you have any questions or suggestions for improvement? Please contact us via this form!

Contact Us