This part fits: ALPHA ECO BOILER  InTEC 12S (41-532-22)  InTEC 12S (LPG) (41-532-25)  InTEC 18S (41-532-23)  InTEC 18S (LPG) (41-532-26)  InTEC 24X (47-532-45)  InTEC 24X (LPG) (47-532-52)  InTEC 26C (47-532-47)  InTEC 26C (LPG) (47-532-54)  InTEC 28S (41-532-24)  InTEC 28S (LPG) (41-532-27)  InTEC 28X (47-532-46)  InTEC 28X (LPG) (47-532-53)  InTEC 30C (47-532-48)  InTEC 30C (LPG) (47-532-55) InTEC 30C ErP (47-532-48)  InTEC 30C ErP (LPG) (47-532-55)  InTEC 30GS (47-532-50)  InTEC 30GS (LPG) (47-532-57)  InTEC 30GS ErP (47-532-50)  InTEC 30GS ErP (LPG) (47-532-57)  InTEC 34C (47-532-49)  InTEC 34C (LPG) (47-532-56)  InTEC 34C ErP (47-532-49)  InTEC 34C ErP (LPG) (47-532-56)  InTEC 40GS (47-532-51)  InTEC 40GS (LPG) (47-532-58)  InTEC 40GS ErP (47-532-51)  InTEC 40GS ErP (LPG) (47-532-58)  INTEC 40GS2 Show More Show Less