A fitting is said to be a through-hull if it is attached through the hull of a boat. A hole must be drilled or cut through the boat's hull to allow a thru-hull fitting to pass through. Several...
M260 In-Hull 1kW Transducer with No ConnectorIn-hull features, thru-hull performance. Setting the In-Hull StandardIt's true! Excellent performance can be achieved from an in-hull mounted transducer...
Dual HELIX® Starter Kit HWFG - In HullThis kit provides brings it all together- quick and easy. Everything you need to network two Ethernet-equipped HELIX models on a fiberglass boat is included...