EVENT 25 Open/Male 09 /Over 200m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 2 | James Corns | 13 | Sheffield C | 4:00.00 |
| 3 | 4 | Zachary Stevens | 10 | Sheffield C | 3:59.00 |
| 4 | 6 | Eden Drummond | 11 | KingstonHull | 3:48.50 |
| 5 | 5 | Aleksander Conway | 11 | Stocksbridge | 3:48.80 |
| 6 | 3 | Vincent Pearce | 9 | KingstonHull | 4:00.00 |
| 7 | 1 | Eric Pollington | 10 | Co Wakefield | 4:15.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 8 | Tom Bethell | 11 | Newcastle St | 3:40.00 |
| 1 | 10 | Harry Hardcastle | 9 | KingstonHull | 3:37.20 |
| 2 | 12 | George Harrison | 10 | KingstonHull | 3:33.30 |
| 3 | 14 | Henry Batty | 11 | Rotherham Mo | 3:30.00 |
| 4 | 16 | Noah Kirton | 10 | Rotherham Mo | 3:29.38 |
| 5 | 15 | Isaac Broadhead | 9 | Rotherham Mo | 3:30.00 |
| 6 | 13 | Edward Wright | 9 | KingstonHull | 3:31.00 |
| 7 | 11 | Jake Dillon | 17 | Welshpool | 3:35.25 |
| 8 | 9 | Kai Cochran | 9 | KingstonHull | 3:39.90 |
| 9 | 7 | Isaac Collins | 9 | KingstonHull | 3:42.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 18 | Adam Pegg | 13 | Etwall | 3:16.60 |
| 1 | 20 | Logan Ayre | 13 | KingstonHull | 3:16.10 |
| 2 | 22 | Jacob Addison | 13 | Darlington | 3:10.64 |
| 3 | 24 | Jeremy Moss-McCall | 11 | KingstonHull | 3:09.09 |
| 4 | 26 | Joseph Knowles | 11 | Darlington | 3:06.20 |
| 5 | 25 | Joshua Wallace | 12 | Sheffield C | 3:08.36 |
| 6 | 23 | Vadym Vynogrodskyy | 14 | KingstonHull | 3:09.20 |
| 7 | 21 | Toby Goddard | 10 | Co Wakefield | 3:15.00 |
| 8 | 19 | Maximilian McDonald | 12 | KingstonHull | 3:16.30 |
| 9 | 17 | Bentley Franklin | 12 | Rotherham Mo | 3:20.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 28 | James Hush | 13 | Harrogate | 3:03.10 |
| 1 | 30 | Alexander Mearns | 14 | Sheffield C | 3:00.44 |
| 2 | 32 | Caleb Wallace | 14 | Sheffield C | 2:57.00 |
| 3 | 34 | Charlie Bradley | 13 | Co Wakefield | 2:52.70 |
| 4 | 36 | Finlay Robson | 11 | Rotherham Mo | 2:50.00 |
| 5 | 35 | Thomas Derrick | 15 | KingstonHull | 2:50.30 |
| 6 | 33 | Mark Pavlenko | 13 | KingstonHull | 2:56.00 |
| 7 | 31 | Zac Anthony Grant | 13 | Nofio P.B.P | 2:58.19 |
| 8 | 29 | Ryan Burnside | 14 | Welshpool | 3:01.60 |
| 9 | 27 | Jonny Oliver | 12 | Eckington | 3:03.50 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 38 | Archie Collingridge | 14 | Welshpool | 2:47.90 |
| 1 | 41 | Kamil Gembala | 15 | KingstonHull | 2:41.90 |
| 2 | 43 | Tao Pawson | 16 | Stocksbridge | 2:40.10 |
| 3 | 45 | Lucas Robson | 14 | Rotherham Mo | 2:29.10 |
| 4 | 47 | Jack Denwood | 19 | Rotherham Mo | 2:14.00 |
| 5 | 46 | Edward Rose | 13 | Rotherham Mo | 2:23.10 |
| 6 | 44 | Bow Gomersall | 16 | Rotherham Mo | 2:32.29 |
| 7 | 42 | Jack Dunn | 14 | Etwall | 2:41.50 |
| 8 | 40 | Joseph O'Hara | 13 | Newcastle St | 2:42.90 |
| 9 | 37 | Tegid Jones | 15 | Nofio P.B.P | 2:49.18 |