EVENT 107 Open/Male 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 2 | Abraham COHEN WRAY | 10 | Berkhamsted | |
| 4 | 4 | Tyler LAVENDER | 12 | Team Luton | 2:00.80 |
| 5 | 3 | Jaiden AMUSA | 11 | Team Luton | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 6 | Methuselah MAMMO | 15 | Berkhamsted | 1:39.69 |
| 2 | 14 | Luke THICKENS | 12 | Linslade | 1:30.20 |
| 3 | 9 | Hanz Dylan MARCELO | 14 | Dunstable | 1:10.78 |
| 4 | 11 | Cem ADALI | 16 | Verulam | 1:07.90 |
| 5 | 10 | Rafe LAWSON | 13 | Berkhamsted | 1:09.60 |
| 6 | 8 | Finley TERRY | 13 | St Ives | 1:28.84 |
| 7 | 7 | Isaac VELLA | 13 | West Suffolk | 1:32.34 |
| 8 | 5 | Hugo BRATT | 10 | Berkhamsted | 1:43.95 |