Vaillant Ecomax Pro 18 28 E & VU 186-O 286-O Main PCB 130837
THIS PART FITS TO THE FOLLOWING BOILERS VAILLANT ecoMAX pro 18 E (2003-2010) VAILLANT ecoMAX pro 28 E (2003-2010) VAILLANT VU 186-O (2003-2010) VAILLANT VU 286-O (2003-2010) Brand new never used