| Fits Appliance(s) | | GC No. |
| Vaillant Ecotec Plus 824 VUW 246/5-5 R2 2013-2015 | - | 47-044-40 R2 |
| Vaillant Ecotec Plus 824 VUW 246/5-5 R4 2015-2015 | - | 47-044-40 R4 |
| Vaillant Ecotec Plus 825 VUW 256/5-5 R4 2015 Onwards | - | 47-044-57 |
| Vaillant Ecotec Plus 831 VUW 316/5-5 R2 2013-2015 LPG | - | 47-044-46 R2 |
| Vaillant Ecotec Plus 831 VUW 316/5-5 R2 2013-2015 NG | - | 47-044-41 R2 |
| Vaillant Ecotec Plus 831 VUW 316/5-5 R4 2015-2015 LPG | - | 47-044-46 R4 |
| Vaillant Ecotec Plus 831 VUW 316/5-5 R4 2015-2015 NG | - | 47-044-41 R4 |
| Vaillant Ecotec Plus 832 VUW 326/5-5 R4 2015 Onwards | - | 47-044-58 |
| Vaillant Ecotec Plus 835 VUW 356/5-5 R4 2015 Onwards | - | 47-044-53 |
| Vaillant Ecotec Plus 837 VUW 376/5-5 R2 2013-2014 | - | 47-044-42 R2 |
| Vaillant Ecotec Plus 837 VUW 376/5-5 R4 2014-2015 | - | 47-044-42 R4 |
| Vaillant Ecotec Plus 838 VUW 386/5-5 R4 2015 Onwards | - | 47-044-60 |
| Vaillant Ecotec Plus 937 VUI 376/5-5 R2 2013-2014 | - | 47-044-43 R2 |
| Vaillant Ecotec Plus 937 VUI 376/5-5 R4 2014-2015 | - | 47-044-43 R4 |
| Vaillant Ecotec Plus 938 VUI 386/5-5 R4 2015 Onwards | - | 47-044-61 R4 |
| Vaillant Ecotec Pro 24 VUW 246/3-3 R2 2008-2012 | - | 47-044-36 R2 |
| Vaillant Ecotec Pro 24 VUW 246/5-3 2012-2012 | - | 47-044-44 |
| Vaillant Ecotec Pro 24 VUW 246/5-3 R1 2012-2013 | - | 47-044-44 R1 |
| Vaillant Ecotec Pro 24 VUW 246/5-3 R2 2013-2015 | - | 47-044-44 R2 |
| Vaillant Ecotec Pro 24 VUW 246/5-3 R4 (2015-2017) | - | 47-044-54 |
| Vaillant Ecotec Pro 24 VUW 246/5-3 R4 2015-2015 | - | 47-044-44 R4 |
| Vaillant Ecotec Pro 24 VUW 246/5-3 R6 2017 Onwards | - | 47-044-88 (0010021836) |
| Vaillant Ecotec Pro 28 VUW 286/3-3 R2 2008-2012 | - | 47-044-30 R2 |
| Vaillant Ecotec Pro 28 VUW 286/5-3 2012-2012 LPG | - | 47-044-47 |
| Vaillant Ecotec Pro 28 VUW 286/5-3 2012-2012 NG | - | 47-044-45 |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R1 2012-2013 LPG | - | 47-044-47 R1 |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R1 2012-2013 NG | - | 47-044-45 R1 |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R2 2013-2015 LPG | - | 47-044-47 R2 |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R2 2013-2015 NG | - | 47-044-45 R2 |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015 - 2017 | - | 47-044-55 (0010018495) |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015 - 2017 LPG | - | 47-044-56 (0010018496) |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015-2015 LPG | - | 47-044-47 R4 |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R4 2015-2015 NG | - | 47-044-45 R4 |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R6 2017 Onwards | - | 47-044-89 (0010021837) |
| Vaillant Ecotec Pro 28 VUW 286/5-3 R6 LPG 2017 Onwards | - | 47-044-90 (0010021838) |
| Vaillant Ecotec Pro 30 VUW 306/5-3 R4 (2015 Onwards) | - | 47-044-52 |