EVENT 402 Open/Male 14 /Under 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Reuben Dorey | 12 | Carlisle Aq | |
| 4 | 3 | Ben Urmston | 12 | Wigan BEST | |
| 5 | 2 | Luca White | 12 | Altrincham | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 5 | Max Dronsfield | 12 | Stockport Mo | |
| 3 | 7 | Daniel Rykowski | 12 | Leyland Barr | |
| 4 | 9 | Kaloyan Nedyalkov | 12 | Workington | |
| 5 | 8 | Alfie Butterworth | 12 | Winsford | |
| 6 | 6 | Andrew Wu | 12 | Trafford Met | |
| 7 | 4 | Alex Murray | 12 | Warrington W | |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 11 | Oscar O'Connell | 12 | Blackpool Aq | |
| 2 | 13 | Thomas Owens | 11 | Leyland Barr | |
| 3 | 15 | Cheuk Hei Li | 12 | Trafford Met | |
| 4 | 17 | Daniel French | 13 | Wirral Metro | |
| 5 | 16 | Zachary Edge | 11 | Stockport Mo | |
| 6 | 14 | Albion Dobrushi | 11 | Co Liverpool | |
| 7 | 12 | Jack Kennedy | 12 | Stretford | |
| 8 | 10 | Ethan Dwyer | 12 | Everton | |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 21 | Jacob Thistlewood | 12 | Stockport Mo | |
| 2 | 27 | Dylan Gregory | 13 | Co Liverpool | |
| 3 | 34 | Cole Hood | 14 | Wigan BEST | |
| 4 | 40 | Ben Saxby | 14 | Ramsbottom | |
| 5 | 37 | L Nevin Suarez | 13 | Winsford | |
| 6 | 30 | Carter Kneale | 13 | Io Man | |
| 7 | 24 | Benji Sutcliffe | 13 | Ramsbottom | |
| 8 | 18 | Jasper Gibson-Bird | 13 | Fleetwood | |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 22 | Bogdan Tonu | 13 | Bolton Metro | |
| 2 | 28 | Luke Goddard | 13 | Copeland | |
| 3 | 35 | Daniel Houghton-Butler | 14 | Halton | |
| 4 | 41 | Lewis Cooper | 14 | Carlisle Aq | |
| 5 | 38 | Ben Stephenson | 13 | Garston | |
| 6 | 32 | Oscar Leroux | 14 | Altrincham | |
| 7 | 25 | Thomas Ross | 13 | Carlisle Aq | |
| 8 | 19 | Ethan Williams | 13 | Gt Harwood | |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 23 | William Stamper | 12 | Co Liverpool | |
| 2 | 29 | Jacob Baker | 13 | Aquabears | |
| 3 | 36 | Callum Byrne | 14 | Southport | |
| 4 | 42 | Elliott Hughes | 14 | Trafford Met | |
| 5 | 39 | Mir Al-Dabak | 14 | Stockport Mo | |
| 6 | 33 | Zachary Flitton | 14 | Workington | |
| 7 | 26 | Gabriel Barnett | 13 | Blackpool Aq | |
| 8 | 20 | Daniel Lesti | 12 | Co Salford | |