EVENT 706 Mens Open 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 4 | Anders Lie | 91 | Denmark | 51.87 |
| 2 | 10 | Leo Jaggs | 94 | Loughboro Un | 53.01 |
| 3 | 16 | David Thompson | 93 | Loughboro Un | 51.93 |
| 4 | 22 | Jak Scott | 91 | UniOfStirl | 52.60 |
| 5 | 19 | Karl Morgan | 95 | Nova Cent'n | 51.98 |
| 6 | 13 | Grant Quigley | 93 | Stockport Mo | 52.06 |
| 7 | 7 | Martyn Walton | 97 | Hatfield | 52.13 |
| 8 | 1 | William Murray | 97 | Burnley BOBC | 53.81 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 5 | William Condron | 95 | Portsmouth N | 53.53 |
| 2 | 11 | Sam Horrocks | 94 | Co Manch Aq | DN:C . |
| 3 | 17 | Daniel Steen Andersen | 95 | Denmark | 51.16 |
| 4 | 23 | Calum Jarvis | 92 | Bodmin | 51.40 |
| 5 | 20 | Curtis Coulter | 94 | Irl-Ulster | 51.15 |
| 6 | 14 | Jack Smith | 96 | Plymouth Lea | 51.88 |
| 7 | 8 | Ryan Bennett | 90 | UniOfStirl | 51.85 |
| 8 | 2 | Thomas Flaherty | 97 | Co Milton K | 53.81 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 6 | Suleman Butt | 97 | Aberdeen | 52.76 |
| 2 | 12 | Jordan Sloan | 93 | Irl-Ulster | 52.75 |
| 3 | 18 | Daniel Briggs | 93 | Co Manch Aq | 50.70 |
| 4 | 24 | Benjamin Proud | 94 | Plymouth Lea | 49.41 |
| 5 | 21 | Chris Walker-Hebborn | 90 | Ellesmere Co | 53.79 |
| 6 | 15 | Duncan Scott | 97 | F.I.R.S.T. | 51.59 |
| 7 | 9 | Shaun Muscroft | 96 | Co Manch Aq | 52.93 |
| 8 | 3 | Daniel Speers | 97 | Millfield | 53.63 |