GROCO Thru-Hull Installation Tool [THT-530] Marine Hardware | Gas Springs High Wide CHIRP/CHIRP DownVü/SideVü -

High Wide CHIRP/CHIRP DownVü/SideVü - 455/800kHz

Quick and Easy Installation – Inlet mounting flange holes match existing inlet holes for an installation that is typically finished in 30 minutes

Connections: Red (Battery) and White (Load)

VPK 30A 125V locking blade female shore power connector features corrosion resistant contacts and terminals

GROCO Thru-Hull Installation Tool [THT-530] Marine Hardware | Gas Springs High Wide CHIRP/CHIRP DownVü/SideVü -Thru Hull Installation Tool Thru Hull Installation Tool The Concept: THT 530 makes the installation of standard GROCO thru hull fittings possible by a single installer. Slide the thru hull fitting, flanged end first, over the tool. (It will stop at the proper step.) Tie a length of monofilament to the eye and place it into the already cut hole in the hull of the boat. Apply caulking to the flange of the fitting, and pull the fitting through the hole