EVENT 306 Mens Open 50m Butterfly - Heats
Not Competing : 3,4,16,26,40
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Peter TODD | 18 | St Ives | 27.40 |
| 2 | 5 | Liam BARNETT | 28 | Co Cambridge | 27.20 |
| 3 | 7 | Alec BURCHELL | 17 | Hitchin | 27.20 |
| 4 | 9 | Thomas CLARE | 14 | teamipswich | 27.00 |
| 5 | 8 | Ryan SMITH | 15 | UEA Norwich | 27.10 |
| 6 | 6 | Nathan HUGHES | 15 | Hatfield | 27.20 |
| 7 | 2 | Patrick KEAVENEY | 15 | Modernians | 27.40 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 11 | Matthew TITMAN | 14 | Co Cambridge | 27.00 |
| 2 | 13 | Jamie SCHOLES | 15 | Co Peterboro | 26.90 |
| 3 | 15 | Alex PROFFITT | 17 | West Suffolk | 26.90 |
| 4 | 18 | Nathan WELLS | 17 | West Norfolk | 26.70 |
| 5 | 17 | Oliver NEWTON | 16 | West Norfolk | 26.90 |
| 6 | 14 | Thomas SHERRIFF | 20 | Hemel Hemp | 26.90 |
| 7 | 12 | Lawrence LOWMAN | 26 | Beccles Town | 27.00 |
| 8 | 10 | Callum DAVIS | 15 | Bishop Stort | 27.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 22 | Ben RANSOME | 17 | Hertford | 26.70 |
| 2 | 29 | Sonny TRIGG | 20 | teamipswich | 26.30 |
| 3 | 35 | Benjamin GARRATT | 15 | Hatfield | 26.10 |
| 4 | 42 | Richard JEFFERIES | 20 | Co Cambridge | 25.40 |
| 5 | 38 | Dominic SCIFO | 16 | teamipswich | 25.70 |
| 6 | 32 | Harry WEARS | 18 | Leighton Buz | 26.20 |
| 7 | 25 | Jack UTTING | 18 | UEA Norwich | 26.60 |
| 8 | 19 | Jordan BATSON | 19 | Putteridge | 26.70 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 23 | Lucas DYSON-DIAZ | 15 | Hatfield | 26.60 |
| 2 | 30 | Charlie POND THOMPSON | 22 | Southend | 26.27 |
| 3 | 36 | Nabil ELSHAZLY | 19 | Co Cambridge | 25.90 |
| 4 | 43 | Oliver PERRY | 16 | Hatfield | 25.30 |
| 5 | 39 | Harry PARKER | 17 | Hatfield | 25.50 |
| 6 | 33 | Jake LLOYD | 20 | Bishop Stort | 26.10 |
| 7 | 27 | John CUNNINGHAM | 45 | Potters Bar | 26.40 |
| 8 | 20 | Oliver FITT | 16 | St Ives | 26.70 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 24 | Ben HARRISON | 15 | Potters Bar | 26.60 |
| 2 | 31 | Mason ARNOLD | 18 | Harlow Pen | 26.20 |
| 3 | 37 | Conor HARROLD | 22 | Basildon Ph | 25.76 |
| 4 | 44 | Peter WEBSTER | 17 | Hatfield | 24.60 |
| 5 | 41 | Modestas MOCKEVICIUS | 18 | Bo Southend | 25.40 |
| 6 | 34 | Jamie MCLAUGHLIN | 18 | Harlow Pen | 26.10 |
| 7 | 28 | Hugo JOHNSON | 17 | Bo Southend | 26.34 |
| 8 | 21 | David SHIPMAN | 15 | Potters Bar | 26.70 |