EVENT 504 Mens MC 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 4 | Sol Bressat | 23 | S14 | TigersJersey | 1:07.50 |
| 2 | 8 | Louis Lawlor | 16 | S14 | Co Glasgow | 1:05.15 |
| 3 | 12 | Alex Rosser | 22 | S14 | Torfaen D | 1:03.36 |
| 4 | 16 | Stephen Clegg | 23 | S12 | Co Sund'land | 58.34 |
| 5 | 14 | Tyler Ioannou | 20 | S14 | Wycombe Dist | 1:00.36 |
| 6 | 10 | Rhys Davies | 17 | S14 | Pembs Cty | 1:03.70 |
| 7 | 6 | Dylan Broom | 16 | S14 | Torfaen D | 1:06.33 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 2 | Conner Morrison | 21 | S14 | Aberdeen Per | 1:07.77 |
| 1 | 5 | Cameron Vearncombe | 16 | S14 | Newquay | 1:07.25 |
| 2 | 9 | Jack Milne | 17 | S14 | Dun City Aqu | 1:04.05 |
| 3 | 13 | Harry Wellington | 19 | S13 | Salisbury | 1:02.29 |
| 4 | 17 | James Hollis | 24 | S10 | Harlow Pen | 57.64 |
| 5 | 15 | Jordan Catchpole | 19 | S14 | Co Norwich | 1:00.36 |
| 6 | 11 | Adam Whyborne | 17 | S10 | Billingham | 1:03.52 |
| 7 | 7 | Liam Spence | 18 | S14 | KingstonHull | 1:05.66 |
| 8 | 3 | George Kelman-Johns | 17 | S14 | Clayesmore | 1:07.59 |
| 9 | 1 | Oludaisi Adefisan | 18 | S9 | Beckenham | 1:09.59 |