| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | Hayden Nghiem | 11 | Co Coventry | 1:36.59 |
| 4 | 3 | Brian McSharry | 13 | Co Coventry | 1:26.00 |
| 5 | 2 | Conor Winters | 12 | Co Coventry | 1:32.91 |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 5 | Samuel Astill | 14 | Co Coventry | 1:12.52 |
| 3 | 7 | Max Holton | 15 | Co Coventry | 1:06.30 |
| 4 | 9 | Daniel Moore | 19 | Co Coventry | 58.78 |
| 5 | 8 | Bradley McLeavy | 17 | Co Coventry | 1:01.64 |
| 6 | 6 | John Smith | 41 | Co Coventry | 1:07.75 |
| 7 | 4 | James McClure | 11 | Co Coventry | 1:21.47 |