EVENT 217 Mens Open 400m Freestyle - Heats
Not Competing : 7,12,14,20,28
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 1 | Mark EVENS | 22 | S14 | Hitchin | 5:29.16 |
| 2 | 3 | Louis HINES | 21 | S14 | Watford SC | 4:34.09 |
| 3 | 5 | Callum STEDMAN | 15 | | Dereham | 4:31.40 |
| 4 | 8 | Thomas BELCHER | 15 | | Modernian | 4:30.30 |
| 5 | 6 | Samuel MILLER | 15 | | Bo Southend | 4:31.27 |
| 6 | 4 | Edward JEX | 15 | | Co St Albans | 4:32.36 |
| 7 | 2 | Roan BRENNAN | 12 | S9 | Basildon Ph | 5:21.90 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 10 | Owen VAUGHAN | 15 | | Chelmsford | 4:28.79 |
| 2 | 13 | Joshua BRIDGELAND | 15 | | Hatfield | 4:27.10 |
| 3 | 16 | Joshua THURSTON-WOOLNO | 15 | | Beccles Town | 4:23.70 |
| 4 | 18 | Daniel ENGLISH | 16 | | Hitchin | 4:20.37 |
| 5 | 17 | Collins SALIBOKO | 16 | | St Felix Sch | 4:22.68 |
| 6 | 15 | Jack TURRELL | 15 | | Basildon Ph | 4:24.21 |
| 7 | 11 | Teal'K SMITH | 15 | | Beccles Town | 4:28.20 |
| 8 | 9 | Edward MCFARLAND | 15 | | C Beds SS | 4:30.20 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 21 | Nicholas BOTHA | 16 | | Bishop Stort | 4:20.03 |
| 2 | 23 | Ben BLOWERS | 16 | | Co Norwich | 4:17.90 |
| 3 | 25 | Matthew ROTHWELL | 16 | | Co Peterboro | 4:16.28 |
| 4 | 27 | Owen WEBSTER | 15 | | St Felix Sch | 4:15.34 |
| 5 | 26 | James COOPER | 16 | | Basildon Ph | 4:16.10 |
| 6 | 24 | Thomas CADENHEAD | 16 | | Co St Albans | 4:17.80 |
| 7 | 22 | Samuel ROSE | 15 | | West Norfolk | 4:19.30 |
| 8 | 19 | James SPEERS | 15 | | Basildon Ph | 4:20.18 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 30 | James CHENNELLS | 17 | | Berkhamsted | 4:14.57 |
| 2 | 32 | Michael RIPPER | 17 | | Co St Albans | 4:13.03 |
| 3 | 34 | Jude LIDDIARD | 17 | | Co St Albans | 4:12.17 |
| 4 | 36 | Lewis BINNING | 15 | | Basildon Ph | 4:10.10 |
| 5 | 35 | Joshua FOWLES | 19 | | Witham Dolph | 4:11.52 |
| 6 | 33 | Nathan WOODROW | 15 | | Co Norwich | 4:12.90 |
| 7 | 31 | Callum WOLLASTON | 17 | | Bor of Brox | 4:14.53 |
| 8 | 29 | Christopher GREENHALGH | 22 | | West Suffolk | 4:14.87 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 38 | Daniel LEIGH | 19 | | Co Peterboro | 4:09.20 |
| 2 | 40 | Jamie MCCAFFRAY | 17 | | Modernian | 4:07.90 |
| 3 | 42 | Ralph MUNCER | 17 | | Co St Albans | 4:05.93 |
| 4 | 44 | Bayley FINBOW | 18 | | teamipswich | 4:05.09 |
| 5 | 43 | Myles TURNER | 18 | | West Suffolk | 4:05.40 |
| 6 | 41 | Samuel PECK | 18 | | West Norfolk | 4:06.58 |
| 7 | 39 | Henry PEARCE | 16 | | Co Peterboro | 4:09.00 |
| 8 | 37 | Jake MOXHAM | 16 | | Co Cambridge | 4:09.70 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 46 | Luke SUGDEN | 19 | | Hatfield | 4:02.78 |
| 2 | 48 | Matthew WRIGHT | 20 | | Team Luton | 4:00.40 |
| 3 | 50 | Harry CONSTANTINE | 18 | | Hatfield | 3:58.00 |
| 4 | 52 | Luke TURLEY | 18 | | Hatfield | 3:48.30 |
| 5 | 51 | Jamie SCHOLES | 18 | | Co Peterboro | 3:54.50 |
| 6 | 49 | Myles ROBINSON-YOUNG | 16 | | Co Peterboro | 3:58.70 |
| 7 | 47 | Max JELFS | 17 | | Hatfield | 4:01.55 |
| 8 | 45 | Dimitris KOUSOULIDIS | 24 | | Co Cambridge | 4:03.26 |