Not Competing : 1,8
| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 2 | Samuel PYEFINCH | 12 | Herts | : . |
| 3 | 3 | Jude HILLS | 12 | Essex | : . |
| 4 | 4 | Oskar FARCUS | 12 | Cambs | : . |
| 5 | 5 | Aidan PILCHER | 12 | Suffolk | : . |
| 6 | 6 | Benjamin ASHDOWN | 12 | Bedfordshire | : . |
| 7 | 7 | Finley COMAN | 12 | Norfolk | : . |