EVENT 504 Mens MC 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 3 | 8 | Alex Rosser | 23 | S14 | Torfaen D | 1:04.18 |
| 4 | 12 | Tyler Ioannou | 21 | S14 | Wycombe Dist | 59.40 |
| 5 | 10 | Louis Lawlor | 17 | S14 | Co Glasgow | 1:04.03 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 2 | Tom Piggott | 19 | S10 | Oswestry Ott | 1:06.56 |
| 1 | 4 | Oliver Carter | 19 | S10 | UniOfStirl | 1:05.94 |
| 2 | 6 | Conner Morrison | 22 | S14 | Aberdeen Per | 1:05.27 |
| 3 | 9 | Rhys Davies | 18 | S14 | Pembs Cty | 1:04.10 |
| 4 | 13 | Reece Dunn | 24 | S14 | Plymouth Lea | 55.87 |
| 5 | 11 | Jack Milne | 18 | S14 | Dun City Aqu | 1:02.79 |
| 6 | 7 | Conor Ballard | 17 | S10 | Leatherhead | 1:05.03 |
| 7 | 5 | Jon Law | 22 | S13 | UniOfStirl | 1:05.71 |
| 8 | 3 | Jonathan Booth | 21 | S9 | Bo Kirklees | 1:06.01 |
| 9 | 1 | Jacob Leach | 19 | S9 | Cockermouth | 1:09.54 |