BAXI DUO TEC COMBI 33 HE A BOILER PCB 720795201 5120219
(Baxi DUO TEC 24 HE. Baxi DUO TEC 28 HE. Baxi DUO TEC 33 HE. Baxi DUO TEC 33 HE A (BEFORE SERIAL NO.BTH1112 ISSUE 8). Baxi DUO TEC 33 Combi ErP (SERIAL NO. ENDING AC ISSUE 3). ENDING BC ISSUE 2). Baxi COMBI 33 HE.