EVENT 604 Men MC 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 3 | 8 | Roan Brennan | 17 | S10 | Basildon Ph | 1:05.45 |
| 4 | 12 | James Clegg | 29 | S12 | Edinburgh Un | 1:02.20 |
| 5 | 10 | Jack Milne | 22 | S14 | UoAPS | 1:03.17 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 2 | Akaash Das | 15 | S8 | Oswestry Ott | 1:18.73 |
| 1 | 4 | Jacob Wood | 17 | S9 | Gloucester | 1:15.04 |
| 2 | 6 | Matthew Scott | 24 | S14 | UoAPS | 1:12.26 |
| 3 | 9 | Joseph Greaves | 20 | S14 | Nova Cent'n | 1:03.32 |
| 4 | 13 | Rio Rogers | 19 | S14 | Basildon Ph | 1:01.46 |
| 5 | 11 | Owen Garsides | 22 | S14 | KingstonHull | 1:02.59 |
| 6 | 7 | Zack Sturgess | 16 | S10 | Bourmth Coll | 1:08.00 |
| 7 | 5 | Giorgio Oxby | 18 | S14 | Stockport Mo | 1:12.72 |
| 8 | 3 | Lewis Jones | 17 | S9 | ArunTridents | 1:16.23 |
| 9 | 1 | Scott Hadley | 25 | S8 | Co Coventry | 1:23.61 |