Thru-Hull Stand flange 25 mm (1 in) L155 mm white | 4Boats 6mm for example

for example

Serial port can be used as additional input / output

Compact unit suitable for surface or panel mounting

The Global Maritime Distress & Safety System (GMDSS) was developed by the International Maritime Organisation (IMO) to improve maritime distress and safety communications

Thru-Hull Stand flange 25 mm (1 in) L155 mm white | 4Boats 6mm for exampleWhite deck flange for the Thru Hull Stand system, providing a neat, low profile route for 25 mm through hull pipework. Flange secure deck mounting Internal diameter 25 mm (1 in) fits 25 mm pipe Length 155 mm (6. 1 in) installation depth Colour white low visibility finish Compatibility fits Thru Hull Stand series Designed for recessed mounting and standard 25 mm marine plumbing; pairs with common deck fittings for a tidy installation.