Our standard tank comes with a following hole layout.
| Tank size L x H x W | Weir position | Hole size | 
|---|---|---|
| 24″ x 18″ x 18″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 24″ x 24″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 36″ x 24″ x 18″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 36″ x 24″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 48″ x 24″ x 18″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 48″ x 24″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 48″ x 30″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 60″ x 24″ x 18″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 60″ x 24″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 60″ x 30″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 72″ x 24″ x 18″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 72″ x 24″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 72″ x 30″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 84″ x 24″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm | 
| 96″ x 24″ x 24″ | Left,Right or Centre | 1 x 34mm & 2 x 45mm |