Grey knob, (3 pieces) - VAILLANT : 114288

Grey knob, (3 pieces) - 114288Additional information:This part is sold under boiler manufacturer packaging, without any modification.

Safety Information :
To protect yourself against electrical hazards, be sure to disconnect the load from the power supply before working on it. If in doubt, don't risk a faulty installation: ask a qualified electrician for advice.

Given the nature of this product, it is recommended to have it installed by a professional.