EVENT 203 Mens Open 100m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 2 | Bradley Evans | 15 | Derventio | 1:07.36 |
| 3 | 4 | Howie Barden | 15 | BelperMarlin | 1:07.07 |
| 4 | 6 | Thomas Scott | 15 | Louth | 1:06.70 |
| 5 | 5 | Bima Zulkarnaen | 14 | StaffordApex | 1:06.98 |
| 6 | 3 | George Peberdy | 15 | Melton M'bry | 1:07.19 |
| 7 | 1 | Dylan Jones | 14 | Wolv'hampton | 1:07.37 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 8 | Malachy McGuinness | 15 | Bassetlaw SS | 1:06.42 |
| 2 | 10 | Joe Stratton | 14 | StaffordApex | 1:06.18 |
| 3 | 12 | Lucian-Andrei Valle | 17 | Wrekin Coll | 1:05.09 |
| 4 | 14 | Daniel Kennedy | 14 | Co Leicester | 1:04.99 |
| 5 | 13 | Jake Morris | 17 | Royal Wolv | 1:05.02 |
| 6 | 11 | Mitchell Cartlidge | 15 | Cosacss | 1:05.95 |
| 7 | 9 | Alexandru Istrate | 15 | Nuneaton | 1:06.36 |
| 8 | 7 | Jake Jungmann | 15 | Deepings | 1:06.52 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 16 | William Hogg | 17 | Derventio | 1:04.87 |
| 2 | 18 | Patrick Heeks | 15 | Pershore | 1:04.53 |
| 3 | 20 | Callum Protty Gibbs | 16 | Rushden | 1:04.47 |
| 4 | 22 | Harvey Freeman | 14 | Northampton | 1:04.43 |
| 5 | 21 | Joel Muir | 16 | Co Derby | 1:04.47 |
| 6 | 19 | Toby Arnold | 17 | Derventio | 1:04.47 |
| 7 | 17 | Jacob Veale | 15 | Chase | 1:04.61 |
| 8 | 15 | Freddie Quelch | 16 | Leamington | 1:04.93 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 26 | Thomas Watkin | 16 | Royal Wolv | 1:03.60 |
| 2 | 32 | Thomas Neal | 18 | Deepings | 1:02.32 |
| 3 | 38 | Ethan Grace-Riches | 15 | Lincoln Vulc | 1:01.47 |
| 4 | 44 | William Slawson | 21 | Wrekin Coll | 59.54 |
| 5 | 41 | Hedley Butlin | 19 | Co Lincoln P | 1:00.57 |
| 6 | 35 | Aaron Flynn | 28 | Wellingboro | 1:01.84 |
| 7 | 29 | Ben Cope | 17 | Royal Wolv | 1:03.19 |
| 8 | 23 | Louis Metselaar | 16 | Deepings | 1:04.41 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 27 | Kai Gooden-Morris | 17 | Worcester | 1:03.38 |
| 2 | 33 | Edward Bromley | 19 | Lincoln Vulc | 1:02.31 |
| 3 | 39 | Matthew Holland | 20 | Wolv'hampton | 1:01.22 |
| 4 | 45 | Thomas Bloor | 21 | Newcastle St | 59.11 |
| 5 | 42 | Ryan Larkin | 17 | Halesowen | 1:00.57 |
| 6 | 36 | Marcus Eaton | 24 | Rushden | 1:01.72 |
| 7 | 30 | Ross Balderson | 18 | Wellingboro | 1:03.09 |
| 8 | 24 | Archie Evans | 14 | Corby | 1:04.06 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 28 | Harry Andrew | 16 | Wellingboro | 1:03.33 |
| 2 | 34 | Jack Simpson | 17 | Halesowen | 1:01.95 |
| 3 | 40 | Samuel Neeld | 18 | Wrekin Coll | 1:00.94 |
| 4 | 46 | Matthew Richards | 16 | Royal Wolv | 58.13 |
| 5 | 43 | Aiden Sparling | 19 | Co Derby | 1:00.07 |
| 6 | 37 | Samuel Blackett | 20 | Northampton | 1:01.70 |
| 7 | 31 | William Brighty | 17 | Melton M'bry | 1:02.33 |
| 8 | 25 | Luke Phillips | 16 | Wellingboro | 1:03.63 |