



Inspection hatch ø100 to 145mm with a new, simplified design to prevent snagging while sailing, whether in a dinghy or catamaran. Used by Laser on their recreational dinghies, as well as on kayaks, paddleboards, etc.
Supplied without gasket, to be ordered separately. Manufactured by Holt, identical to ALLEN A.337 or A.537
| Diameter | Seal | 'hole' dimension |
| 100mm | AHT338 | 110mm |
| 145mm | AHT538 | 157mm |