BAXI DUOTEC 24HE, 28HE, 33HE & 40HE 3 WAY DIVERTER VALVE ASSEMBLY 5118381. Baxi DUO TEC 24 HE. Baxi DUO TEC 24 HE A (AFTER SERIAL NO. BTG0815 ISSUE 9). Baxi DUO TEC 24 HE A (BEFORE SERIAL NO. Baxi DUO TEC 28 HE. ).
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