EVENT 231 Mens Open 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | Isaac GROTHIER | 16 | Team Bath AS | 2:22.99 |
| 4 | 2 | Ben PENHALE | 14 | TauntonDeane | 2:21.41 |
| 5 | 3 | Alexander SHARMAN | 15 | Team Bath AS | 2:20.34 |
| 6 | 4 | Samuel PECK | 17 | Mt Kelly | 2:18.80 |
| 7 | 5 | George FARR | 16 | Co Bristol | 2:18.54 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 6 | James HART | 13 | Plymouth Lea | 2:17.25 |
| 3 | 7 | Callum MCGREGOR | 17 | Mt Kelly | 2:16.90 |
| 4 | 8 | Ethan MCNEIL | 15 | Team Bath AS | 2:16.71 |
| 5 | 9 | Reid JONES | 15 | Plymouth Lea | 2:16.50 |
| 6 | 10 | Joseph DAY | 16 | Exeter City | 2:16.02 |
| 7 | 11 | Samuel LAWTON | 16 | Co Bristol | 2:15.58 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 12 | Santos VILLALON | 16 | Millfield | 2:14.49 |
| 2 | 13 | Bartek KARPISZ | 24 | Utd Bristol | 2:12.92 |
| 3 | 14 | Daniel AHMED | 17 | Soundwell | 2:11.92 |
| 4 | 15 | William ELLINGTON | 14 | Millfield | 2:11.90 |
| 5 | 16 | Christian TAI | 16 | Bourmth Coll | 2:11.01 |
| 6 | 17 | Ben HARRISON | 17 | Mt Kelly | 2:08.96 |
| 7 | 18 | Thomas BREW | 17 | Mt Kelly | 2:08.47 |
| 8 | 19 | Huw WILLIAMS | 15 | Millfield | 2:08.37 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 21 | William COLE | 18 | Co Bristol | 2:07.10 |
| 2 | 23 | Freddy CLAMPETT | 19 | Plymouth Lea | 2:04.95 |
| 3 | 25 | Jakob GOODMAN | 17 | Millfield | 2:04.52 |
| 4 | 27 | Federico BURDISSO | 16 | Mt Kelly | 1:57.83 |
| 5 | 26 | Jacob PETERS | 17 | Poole | 1:58.40 |
| 6 | 24 | Sam DAILLEY | 16 | Mt Kelly | 2:04.81 |
| 7 | 22 | Dominic WOOLDRIDGE | 22 | Exeter City | 2:05.53 |
| 8 | 20 | Henry DIXON | 17 | Team Bath AS | 2:07.42 |