VAILLANT ECOTEC PLUS 824 831 ( FROM 2012 ) GAS VALVE WITH REGULATOR 0020148381
Vaillant Ecotec Plus System Boilers. Compatible Vaillant Boilers (GC Numbers) Ecotec Plus 612 R1 –41-044-60 R1. Ecotec Plus 612 R2 –41-044-60 R2. Ecotec Plus 612 R4 –41-044-60 R4. Ecotec Plus 612 A R4 –41-044-78.