EVENT 103 Open/Male 09 /Over 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Henry HARRISON | 11 | Boldmere | 7:00.04 |
| 2 | 2 | Tyler ARGUE | 11 | Boldmere | 6:50.00 |
| 3 | 3 | Sebastien PAJAJ | 11 | Boldmere | 6:48.00 |
| 4 | 4 | Nicholas LAWRENCE | 11 | Boldmere | 6:31.01 |
| 5 | 5 | Selim DORGHAM | 12 | Boldmere | 6:20.00 |
| 6 | 6 | Nathan COOPER | 11 | Boldmere | 6:08.31 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | George ADAMSON | 12 | Boldmere | 6:07.00 |
| 2 | 8 | Thomas ADAMSON | 12 | Boldmere | 6:06.00 |
| 3 | 9 | Jacob LISSEMAN | 14 | Boldmere | 5:25.00 |
| 4 | 10 | Gabriel DENNING | 13 | Boldmere | 5:24.26 |
| 5 | 11 | Henli DAVIDSON | 12 | Boldmere | 5:22.22 |
| 6 | 12 | Benjamin ROBOTHAM | 16 | Strat Sharks | 4:55.70 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 14 | Conor LESTER | 15 | Orion | 4:50.55 |
| 2 | 16 | Charlie BUTCHER | 16 | Boldmere | 4:39.37 |
| 3 | 18 | Eddie BLYTH | 17 | Orion | 4:20.26 |
| 4 | 17 | Jake DARK | 15 | Boldmere | 4:32.41 |
| 5 | 15 | William TONKS | 15 | Boldmere | 4:43.59 |
| 6 | 13 | Morgan ATHERTON | 14 | Boldmere | 4:52.09 |