EVENT 213 Boys Open 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 1 | Ashley LUCAS | 10 | Northampton | 3:43.90 |
| 3 | 3 | William PARSONS | 13 | Hinckley | 3:28.99 |
| 4 | 5 | William BEASLEY | 12 | Co Leicester | 3:20.40 |
| 5 | 4 | Oliver CRANE | 11 | Co Leicester | 3:27.67 |
| 6 | 2 | Thomas GRAY | 12 | Lincoln Vulc | 3:29.21 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 7 | Alfie PRUDDEN | 12 | Boston | 3:17.44 |
| 2 | 9 | Xeimon PARKER-COX | 13 | Leic Sharks | 3:15.00 |
| 3 | 11 | Razvan GRUMAZESCU | 11 | Northampton | 3:13.92 |
| 4 | 13 | Liam APPS | 15 | Lincoln Vulc | 3:04.65 |
| 5 | 12 | Adam TILLEY | 12 | Co Leicester | 3:08.45 |
| 6 | 10 | Younis PEACH | 11 | Northampton | 3:14.83 |
| 7 | 8 | Charlie KALETHA | 11 | Co Leicester | 3:15.80 |
| 8 | 6 | Nathan ALLEN | 11 | Co Leicester | 3:19.90 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 15 | Harrison HALL | 15 | Lincoln Vulc | 2:58.83 |
| 2 | 17 | Rakshansingh PARMESSUR | 14 | Co Leicester | 2:51.52 |
| 3 | 19 | William PETTITT | 13 | Boston | 2:48.80 |
| 4 | 21 | Kieran FLINT | 17 | Leic Sharks | 2:28.42 |
| 5 | 20 | Daniel JOHNSTON | 16 | Sutton | 2:32.03 |
| 6 | 18 | Tom ADAMS | 13 | Deepings | 2:50.55 |
| 7 | 16 | Luke BLANCHARD | 14 | South Lincs | 2:57.61 |
| 8 | 14 | James BARTLEY | 12 | Co Leicester | 3:01.62 |