This part fits the following boilers:
| Fits Appliance(s) | GC No. | |
| Baxi Duo Tec 24 HE | - | 47-075-23 |
| Baxi Duo Tec 24 HE A (After Serial No. BTG0815 Issue 9) | - | 47-075-35 |
| Baxi Duo Tec 24 HE A (Before Serial No. BTG0815 Issue 9) | - | 47-075-35 BEFORE |
| Baxi Duo Tec 28 HE | - | 47-075-25 |
| Baxi Duo Tec 28 HE A (After Serial No.CAC0929 Issue 9) | - | 47-075-36 |
| Baxi Duo Tec 28 HE A (Before Serial No.CAC0929 Issue 9) | - | 47-075-36 BEFORE |
| Baxi Duo Tec 33 HE | - | 47-075-24 |
| Baxi Duo Tec 33 HE A (After Serial No.BTH1112 Issue 9) | - | 47-075-37 |
| Baxi Duo Tec 33 HE A (Before Serial No.BTH1112 Issue 8) | - | 47-075-37 BEFORE |
| Baxi Duo Tec 40 HE | - | 47-075-26 |
| Baxi Duo Tec 40 HE A (Issue 8) | - | 47-075-38 |
| Baxi Duo Tec 24 Combi ErP (Serial No. Ending AC Issue 3) | - | 47-075-96 AC |
| Baxi Duo Tec 24 Combi ErP (Serial No. Ending BC Issue 2) | - | 47-075-96 BC |
| Baxi Duo Tec 24 Combi ErP (Serial No. Ending CC ) | - | 47-075-96 CC |
| Baxi Duo Tec 28 Combi ErP (Serial No. Ending AC Issue 3) | - | 47-075-97 AC |
| Baxi Duo Tec 28 Combi ErP (Serial No. Ending BC Issue 3) | - | 47-075-97 BC |
| Baxi Duo Tec 28 Combi ErP (Serial No. Ending CC ) | - | 47-075-97 CC |
| Baxi Duo Tec 33 Combi ErP (Serial No. Ending AC Issue 3) | - | 47-075-99 AC |
| Baxi Duo Tec 33 Combi ErP (Serial No. Ending BC Issue 2) | - | 47-075-99 BC |
| Baxi Duo Tec 33 Combi ErP (Serial No. Ending CC ) | - | 47-075-99 CC |
| Baxi Duo Tec 40 Combi ErP (Serial No. Ending AC Issue 3) | - | 47-077-03 AC |
| Baxi Duo Tec 40 Combi ErP (Serial No. Ending BC Issue 2) | - | 47-077-03 BC |
| Baxi Duo Tec 40 Combi ErP (Serial No. Ending CC ) | - | 47-077-03 CC |
| Baxi Combi 24 HE | - | 47-075-20 |
| Baxi Combi 28 HE | - | 47-075-21 |
| Baxi Combi 33 HE | - | 47-075-22 |
| Baxi Platinum Combi 24 HE | - | 47-075-27 |
| Baxi Platinum Combi 24 HE A (After Serial No. BMY0815 Issue 6) | - | 47-075-31 |
| Baxi Platinum Combi 24 HE A (Before Serial No. BMY0815 Issue 6) | - | 47-075-31 BEFORE |
| Baxi Platinum Combi 28 HE | - | 47-075-28 |
| Baxi Platinum Combi 28 HE A (After Serial No. BNC0932 Issue 7) | - | 47-075-32 |
| Baxi Platinum Combi 28 HE A (Before Serial No. BNC0932 Issue 7) | - | 47-075-32 BEFORE |
| Baxi Platinum Combi 33 HE A (After Serial No. BNE1112 Issue 5) | - | 47-075-33 |
| Baxi Platinum Combi 33 HE A (Before Serial No. BNE1112 Issue 6) | - | 47-075-33 BEFORE |
| Baxi Platinum Combi 40 HE A (Issue 4) | - | 47-075-34 |
| Baxi 24 Combi ERP (Serial No Ending CC) | - | 47-077-04 CC |
| Baxi 24 Combi ERP (Serial No Ending DC) | - | 47-077-04 DC |
| Baxi 24 Combi Erp (Serial No. Ending IN AC Issue 2) | - | 47-077-04 AC |
| Baxi 24 Combi Erp (Serial No. Ending IN BC Issue 2) | - | 47-077-04 BC |
| Baxi 28 Combi ERP (Serial No Ending CC) | - | 47-077-05 CC |
| Baxi 28 Combi ERP (Serial No Ending DC) | - | 47-077-05 DC |
| Baxi 28 Combi Erp (Serial No. Ending IN AC Issue 2) | - | 47-077-05 AC |
| Baxi 28 Combi Erp (Serial No. Ending IN BC Issue 2) | - | 47-077-05 BC |
| Baxi 33 Combi ERP (Serial No Ending CC) | - | 47-077-06 CC |
| Baxi 33 Combi ERP (Serial No Ending DC) | - | 47-077-06 DC |
| Baxi 33 Combi Erp (Serial No. Ending IN AC Issue 2) | - | 47-077-06 AC |
| Baxi 33 Combi Erp (Serial No. Ending IN BC Issue 2) | - | 47-077-06 BC |
| Baxi 40 Combi ERP (Serial No Ending CC) | - | 47-077-07 CC |
| Baxi 40 Combi ERP (Serial No Ending DC) | - | 47-077-07 DC |
| Baxi 40 Combi Erp (Serial No. Ending IN AC Issue 2) | - | 47-077-07 AC |
| Baxi 40 Combi Erp (Serial No. Ending IN BC Issue 2) | - | 47-077-07 BC |
| Potterton Gold 24 HE A Combi (After Serial No BMX0815 & GNH0815) | - | 47-393-18 |
| Potterton Gold 24 HE A Combi (Before Serial No BMX0815 & GNH0815) | - | 47-393-18 BEFORE |
| Potterton Gold 24 HE Combi | - | 47-590-05 |
| Potterton Gold 28 HE Combi | - | 47-590-06 |
| Potterton Gold 28 HEA Combi (After Serial No BNF0932 & GNK0932) | - | 47-393-19 |
| Potterton Gold 28 HEA Combi (Before Serial No BNF0932 & GNK0932) | - | 47-393-19 BEFORE |
| Potterton Gold 33 HE A Combi (After Serial No GNL1112) | - | 47-393-20 |
| Potterton Gold 33 HE A Combi (Before Serial No GNL1112) | - | 47-393-20 BEFORE |
| Potterton Gold 33 HE Combi | - | 47-590-19 |
| Potterton Gold 24 Combi ErP (Serial No Ending AC) | - | 47-393-43 |
| Potterton Gold 24 Combi ErP (Serial No Ending BC & CC) | - | 47-393-43 BC |
| Potterton Gold 24 Combi ERP (Serial No Ending DC) | - | 47-393-43 DC |
| Potterton Gold 28 Combi ErP (Serial No Ending AC) | - | 47-393-44 |
| Potterton Gold 28 Combi ErP (Serial No Ending BC & CC) | - | 47-393-44 BC |
| Potterton Gold 28 Combi ERP (Serial No Ending DC) | - | 47-393-44 DC |
| Potterton Gold 28 Combi ErP LPG (Serial No Ending AC) | - | 47-393-45 |
| Potterton Gold 28 Combi ErP LPG (Serial No Ending BC & CC) | - | 47-393-45 BC |
| Potterton Gold 28 Combi ERP LPG (Serial No Ending DC) | - | 47-393-45 DC |
| Potterton Gold 33 Combi ErP (Serial No Ending AC) | - | 47-393-46 |
| Potterton Gold 33 Combi ErP (Serial No Ending BC & CC) | - | 47-393-46 BC |
| Potterton Gold 33 Combi ERP (Serial No Ending DC) | - | 47-393-46 DC |
| Potterton Heatmax Combi 24 HE | - | 47-393-27 |
| Potterton Heatmax Combi 28 HE | - | 47-393-28 |
| Potterton Heatmax Combi 33 HE (After Serial No FMN1112) | - | 47-393-29 |
| Potterton Heatmax Combi 33 HE (Before Serial No FMN1112) | - | 47-393-29 BEFORE |
| Potterton Promax Combi 24 ERP (Serial No Ending AC) | - | 47-393-47 AC |
| Potterton Promax Combi 24 ERP (Serial No Ending BC & CC) | - | 47-393-47 BC |
| Potterton Promax Combi 24 ERP (Serial No Ending DC) | - | 47-393-47 DC |
| Potterton Promax Combi 28 ERP (Serial No Ending AC) | - | 47-393-48AC |
| Potterton Promax Combi 28 ERP (Serial No Ending BC & CC) | - | 47-393-48 BC |
| Potterton Promax Combi 28 ERP (Serial No Ending DC) | - | 47-393-48 DC |
| Potterton Promax Combi 33 ERP (Serial No Ending AC) | - | 47-393-49 AC |
| Potterton Promax Combi 33 ERP (Serial No Ending BC & CC) | - | 47-393-49 BC |
| Potterton Promax Combi 33 ERP (Serial No Ending DC) | - | 47-393-49 DC |
| Potterton Promax Combi 24 HE Plus | - | 47-393-17 |
| Potterton Promax Combi 24 HE Plus A | - | 47-393-21 |
| Potterton Promax Combi 28 HE Plus | - | 47-590-04 |
| Potterton Promax Combi 28 HE Plus A | - | 47-393-22 |
| Potterton Promax Combi 33 HE Plus | - | 47-590-03 |
| Potterton Promax Combi 33 HE Plus A | - | 47-393-23 |
| Potterton Titanium 24 | - | 47-393-39 |
| Potterton Titanium 28 | - | 47-393-40 |
| Potterton Titanium 33 | - | 47-393-41 |
| Potterton Titanium 40 | - | 47-393-42 |
| Potterton Titanium 24 Combi Erp (Serial No. Ending in AC) | - | 47-393-50 |
| Potterton Titanium 24 Combi Erp (Serial No. Ending in BC & CC) | - | 47-393-50 BC |
| Potterton Titanium 24 Combi Erp (Serial No. Ending in DC) | - | 47-393-50 DC |
| Potterton Titanium 28 Combi Erp (Serial No. Ending in AC) | - | 47-393-51 |
| Potterton Titanium 28 Combi Erp (Serial No. Ending in BC & CC) | - | 47-393-51 BC |
| Potterton Titanium 28 Combi Erp (Serial No. Ending in DC) | - | 47-393-51 DC |
| Potterton Titanium 33 Combi Erp (Serial No. Ending in AC) | - | 47-393-52 |
| Potterton Titanium 33 Combi Erp (Serial No. Ending in BC & CC) | - | 47-393-52 BC |
| Potterton Titanium 33 Combi Erp (Serial No. Ending in DC) | - | 47-393-52 DC |
| Potterton Titanium 40 Combi Erp (Serial No. Ending in AC) | - | 47-393-53 |
| Potterton Titanium 40 Combi Erp (Serial No. Ending in BC & CC) | - | 47-393-53 BC |
| Potterton Titanium 40 Combi Erp (Serial No. Ending in DC) | - | 47-393-53 DC |