EVENT 710 Mens Open 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 2 | Luke Hazlehurst | 97 | Hatfield | 28.37 |
| 2 | 4 | Thomas Gilroy | 96 | Pioneer 79 | 27.43 |
| 3 | 6 | Thomas Roberts | 96 | Nova Cent'n | 28.24 |
| 4 | 8 | Robert Pearson | 98 | Rotherham Mo | 28.13 |
| 5 | 7 | Matthew Rudolph | 96 | Harrogate | DN:C . |
| 6 | 5 | Liam Jones | 97 | Wycombe Dist | 28.04 |
| 7 | 3 | Joshua Cosgrove | 97 | Co Salford | 28.52 |
| 8 | 1 | Oliver Maltby | 97 | Modernians | 28.59 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 12 | Luke Greenbank | 97 | Cockermouth | 27.36 |
| 2 | 18 | Oliver Smith | 96 | Cockermouth | 27.59 |
| 3 | 24 | Joe Elwood | 93 | Loughboro Un | 27.14 |
| 4 | 30 | Chris Walker-Hebborn | 90 | Ellesmere Co | 25.77 |
| 5 | 27 | Rory Lamont | 91 | West Dunbart | 26.48 |
| 6 | 21 | Kunmi Ogunfeibo | 97 | Beckenham | 26.84 |
| 7 | 15 | Craig Langley | 93 | Co Liverpool | 28.24 |
| 8 | 9 | Suleman Butt | 97 | Aberdeen | 28.74 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 13 | Alasdair Wright | 97 | Derwentside | DN:C . |
| 2 | 19 | Adam Taylor | 96 | Co Sund'land | 27.20 |
| 3 | 25 | Samuel Straughan | 93 | Loughboro Un | DN:C . |
| 4 | 31 | Liam Tancock | 85 | Loughboro Un | 26.23 |
| 5 | 28 | Andrew Gillespie | 92 | Chandler | 26.53 |
| 6 | 22 | Craig McNally | 92 | Warrender Ba | 26.66 |
| 7 | 16 | Thomas Gabb | 98 | Millfield | 27.79 |
| 8 | 10 | Henry Chesterman | 98 | Millfield | 27.95 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 14 | William Kearsey | 97 | Hatfield | 28.45 |
| 2 | 20 | Ciaran Beard-Jones | 95 | Stockport Mo | 27.52 |
| 3 | 26 | Charlie Boldison | 92 | UniOfStirl | 26.24 |
| 4 | 32 | Marco Loughran | 89 | Guildford Ct | 26.26 |
| 5 | 29 | Magnus Jakupsson | 94 | Denmark | 26.39 |
| 6 | 23 | Jordan Sloan | 93 | Irl-Ulster | 27.18 |
| 7 | 17 | Kalon Veale | 91 | Loughboro Un | 27.80 |
| 8 | 11 | Oliver Goodhew | 97 | Plymouth Lea | 28.10 |