EVENT 207 Boys Open 400m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 2 | Sammy RAHIMZADEH | 11 | Nova Cent'n | 6:57.75 |
| 3 | 4 | Luke CHAPMAN | 13 | Braunstone | 5:56.00 |
| 4 | 6 | Kai BACON | 13 | Co Leicester | 5:36.60 |
| 5 | 5 | Atticus STRICKLAND | 13 | South Lincs | 5:55.99 |
| 6 | 3 | Andrew HALL | 13 | Nova Cent'n | 6:07.40 |
| 7 | 1 | Callum PIGGOTT | 12 | Shrewsbury | 7:30.22 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 8 | James WATSON | 14 | Co Leicester | 5:28.90 |
| 2 | 10 | Joshua CURTIS | 14 | Co Leicester | 5:21.30 |
| 3 | 12 | Jack WILSON | 18 | Calv Bing | 5:00.57 |
| 4 | 14 | Rhys CHILES | 17 | Co Leicester | 4:57.40 |
| 5 | 13 | Cole LEE | 14 | Co Leicester | 4:59.40 |
| 6 | 11 | Luke BLANCHARD | 15 | South Lincs | 5:13.51 |
| 7 | 9 | Finlay CHAPMAN | 15 | Braunstone | 5:26.40 |
| 8 | 7 | Nathan ALLEN | 12 | Co Leicester | 5:34.40 |