Commutateur été/hiver wgb/sgb De Dietrich JJX000577014

The summer/winter switch for WGB/SGB allows you to easily change between heating and hot water modes, optimizing your system for seasonal needs. This switch is a convenient control component that helps improve energy efficiency by disabling heating during warmer months while maintaining hot water supply. Ideal for boiler maintenance or system upgrades, it is a straightforward replacement part that enhances the usability of your heating equipment.