POTTERTON PROMAX SYSTEM 12 15 18 24 32 HE PLUS A GAS VALVE 5114734 720301001
Will fit: POTTERTON PROMAX SYSTEM 12 HE PLUS A BOILER. POTTERTON PROMAX SYSTEM 15 HE PLUS A BOILER. POTTERTON PROMAX SYSTEM 18 HE PLUS A BOILER. POTTERTON PROMAX SYSTEM 24 HE PLUS A BOILER. POTTERTON PROMAX SYSTEM 32 HE PLUS A BOILER.