GROCO Thru-Hull Installation Tool [THT-530] Brand_Johnson Pump High system reliability by prioritised

High system reliability by prioritised charging of the main battery

Cone Material - Poly Injection

Range of accessories light bars can be bolted to the back of the PowerTower®

Power Source: 12V

current for one battery bank and another input monitors the voltage of an additional battery bank

GROCO Thru-Hull Installation Tool [THT-530] Brand_Johnson Pump High system reliability by prioritisedThru 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