Does Wiser work with combi-boilers and conventional boilers? Follow Yes, there is a Wiser system to suit both types of boiler – try our product selector to find the right one for you. Related articles Do I need an OpenTherm boiler to use Wiser Home? Is Wiser compatible with all boilers? Wiser Installation Guide How do I check that my boiler is OpenTherm enabled? Is Wiser compatible with Heat Pumps? Comments 0 comments Please sign in to leave a comment.