EVENT 402 Open/Male 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 3 | Thomas Seddon | 14 | Aquabears | 3:10.50 |
| 2 | 6 | Ewan Galloway | 12 | Wigan BEST | 3:05.50 |
| 3 | 9 | Heath Mason | 13 | Bolton Metro | 2:57.41 |
| 4 | 11 | Dylan Harte | 11 | Co Liverpool | 2:54.39 |
| 5 | 10 | Jacob Ramsay | 11 | Repton | 2:56.54 |
| 6 | 7 | Elias Moore | 11 | Bolton Metro | 3:04.35 |
| 7 | 5 | James Hilton | 14 | Aquabears | 3:07.90 |
| 8 | 1 | Freddie Morgan | 11 | Repton | 3:25.65 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 13 | Mason Stephenson | 15 | Workington | 2:44.00 |
| 2 | 15 | Alex Murray | 13 | Warrington W | 2:32.53 |
| 3 | 18 | Micah-Noel Schrank | 17 | Co Manch Aq | 2:17.60 |
| 4 | 20 | Callum Mongan | 18 | Aquabears | 2:15.60 |
| 5 | 19 | James Fothergill | 17 | Co Manch Aq | 2:16.50 |
| 6 | 16 | Jacob Wilson | 13 | Workington | 2:32.20 |
| 7 | 14 | Tomas Bickers | 14 | Co Leeds | 2:37.10 |
| 8 | 12 | Jacob Jones | 14 | Co Leeds | 2:53.87 |