This part fits: IDEAL DOMESTIC ISTOR HE260 (BOILER MODULE) IDEAL DOMESTIC ISTOR HE260 (WIRING ASSY) IDEAL DOMESTIC ISTOR HE325 (BOILER MODULE) IDEAL DOMESTIC ISTOR HE325 (WIRING ASSY) IDEAL DOMESTIC EVO HE H12 (BOILER) IDEAL DOMESTIC EVO HE H12 (SHORT PARTS LIST) IDEAL DOMESTIC EVO HE H16 (BOILER) IDEAL DOMESTIC EVO HE H16 (SHORT PARTS LIST) IDEAL DOMESTIC EVO HE H19 (BOILER) IDEAL DOMESTIC EVO HE H19 (SHORT PARTS LIST) IDEAL DOMESTIC EVO HE H22 (BOILER) IDEAL DOMESTIC EVO HE H22 (SHORT PARTS LIST) IDEAL DOMESTIC ISAR HE 24 (BOILER BEFORE PREFIX XF) IDEAL DOMESTIC ISAR HE 24 (SHORT PARTS LIST BEFORE XF) ISAR HE 24 (BOILER AFTER PREFIX XF) IDEAL DOMESTIC ISAR HE 30 (BOILER BEFORE PREFIX XF) IDEAL DOMESTIC ISAR HE 30 (SHORT PARTS LIST BEFORE XF) ISAR HE 30 (BOILER AFTER PREFIX XF) IDEAL DOMESTIC ISAR HE 35 (BOILER BEFORE PREFIX XF) IDEAL DOMESTIC ISAR HE 35 (SHORT PARTS LIST BEFORE XF) ISAR HE 35 (BOILER AFTER PREFIX XF) IDEAL DOMESTIC ICOS SYSTEM HE 24 (BOILER) IDEAL DOMESTIC ICOS SYSTEM HE 24 (SHORT PARTS LIST) IDEAL DOMESTIC ICOS HE 15 (BOILER) IDEAL DOMESTIC ICOS HE 15 (SHORT PARTS LIST) IDEAL DOMESTIC ICOS HE 18 (BOILER) IDEAL DOMESTIC ICOS HE 18 (SHORT PARTS LIST) IDEAL DOMESTIC ICOS HE 24 (BOILER) IDEAL DOMESTIC ICOS HE 24 (SHORT PARTS LIST) IDEAL DOMESTIC ICOS SYSTEM M3080 (BOILER) IDEAL DOMESTIC ICOS SYSTEM M3080 (SHORT PARTS LIST) IDEAL DOMESTIC ISAR M30100 (BOILER) IDEAL DOMESTIC ISAR M30100 (SHORT PARTS LIST) IDEAL DOMESTIC ICOS M3080 (BOILER)