EVENT 403 Men Open 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 2 | Sean Flanagan | 15 | Co Liverpool | 30.42 |
| 4 | 4 | Kristian Bartlett | 16 | Satellite | DN:C . |
| 5 | 3 | Jamie Lawler | 16 | Warrington W | 30.09 |
| 6 | 1 | Hayden Sole | 15 | Preston | 30.33 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 8 | Cruz Chong | 15 | Stockport Mo | 29.42 |
| 2 | 16 | Ethan Bland | 17 | Lancaster | 29.25 |
| 3 | 23 | James Escolme | 16 | Carnforth | 29.26 |
| 4 | 30 | Tom Arkwright | 17 | Leyland Barr | DN:C . |
| 5 | 27 | Joel Morley | 19 | Southport | 27.25 |
| 6 | 20 | Flynn Smith | 16 | Southport | 28.08 |
| 7 | 12 | Leo Taylor | 16 | Leyland Barr | 28.36 |
| 8 | 5 | Joshua Hayes | 14 | Wigan BEST | 30.16 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Finnian Malcolm | 15 | N'wich Seals | 29.29 |
| 2 | 17 | Daniel Ainsworth | 17 | Blackburn | 29.19 |
| 3 | 24 | James Handford | 18 | Leyland Barr | 29.23 |
| 4 | 31 | Matthew Tinkler | 17 | Wigan BEST | 27.73 |
| 5 | 28 | Toby Andrews | 17 | Trafford Met | 27.85 |
| 6 | 21 | Ethan Allpress | 16 | Ulverston | DN:C . |
| 7 | 14 | Oliver Parry | 14 | Oldham Aqua | 28.23 |
| 8 | 6 | Maxwell Sturzaker | 16 | Blackpool Aq | 28.96 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 11 | Henry Taylor | 14 | Stockport Mo | 29.56 |
| 2 | 19 | Benjamin Overland | 17 | Stretford | 29.17 |
| 3 | 25 | Zach Walmsley | 17 | Blackburn | 28.37 |
| 4 | 32 | Toby Hill | 18 | Co Manch Aq | 26.93 |
| 5 | 29 | Jacob Atkinson | 18 | Stockport Mo | 26.52 |
| 6 | 22 | Logan Mulhall-Reid | 16 | Warrington W | 28.51 |
| 7 | 15 | Samuel Sutcliffe | 13 | Ramsbottom | 28.77 |
| 8 | 7 | Lachlan Beazley | 15 | Altrincham | 28.98 |