Baxi Duo Tec 24 28 33 HE Boiler Expansion Vessel (8L) 51146918 & PRV 248056
BAXI DUO TEC COMBI 24 28 HE A & HE EXPANSION VESSEL 8 LITRE 5114691 & PRV 248056. Duo Tec 24 HE 47-075-23. Duo Tec 24 HE A (After Serial No. BTG0815 Issue 9) 47-075-35. Duo Tec 24 HE A (Before Serial No. ).