EVENT 305 Open/Male 10 /Over 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 2 | James Boyers | 12 | Ashton Cent | 3:14.03 |
| 3 | 4 | Ethan Craven | 11 | Warrington W | 3:04.80 |
| 4 | 6 | Ethan Stout | 13 | Co Salford | 2:59.00 |
| 5 | 5 | Rowan Bispham | 13 | Ashton Cent | 3:00.77 |
| 6 | 3 | Nathan Huddleston | 18 | Lancaster | 3:04.85 |
| 7 | 1 | Leo Craven | 12 | Warrington W | 3:18.51 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 8 | Ioannis Pappas | 15 | Co Salford | 2:46.50 |
| 2 | 10 | Thomas Dale | 13 | Warrington W | 2:45.00 |
| 3 | 12 | Lee Scholes | 14 | Co Salford | 2:42.84 |
| 4 | 14 | Jacob Irving | 13 | Everton | 2:36.00 |
| 5 | 13 | Charlie Bivon | 15 | Warrington W | 2:40.00 |
| 6 | 11 | Bogdan Tonu | 13 | Bolton Metro | 2:44.14 |
| 7 | 9 | Hugo Macdonald-Smith | 16 | Knutsford | 2:45.00 |
| 8 | 7 | Alex Murray | 12 | Warrington W | 2:47.10 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 16 | Monty Moulton | 15 | Co Salford | 2:31.95 |
| 2 | 18 | Dominic Workman | 15 | Everton | 2:26.00 |
| 3 | 20 | James Ellison | 16 | Knutsford | 2:23.18 |
| 4 | 22 | Andrew Clavis | 17 | Warrington W | 2:12.20 |
| 5 | 21 | Thomas Hilton | 17 | Warrington W | 2:16.90 |
| 6 | 19 | Rares Achim | 15 | Prescot | 2:23.73 |
| 7 | 17 | KaiSi Liu | 16 | Bolton Metro | 2:26.55 |
| 8 | 15 | Sebastian Roberts | 17 | Co Chester | 2:35.70 |