GROCO Thru-Hull Installation Tool [THT-530] Sailing | Accessories Ground relay for use with

Ground relay for use with Multi or Quattro Inverter/Chargers included When operating in inverter mode

Viewing Angles: 80° top/bottom

a medium B-size double socket arm

Just combine the Quick Release Deck Washdown fitting with a Hose Coil Washdown hose and a high volume Jabsco PAR-Max 4 Washdown pump to keep the deck clutter free

MasterBus compatible: Yes

GROCO Thru-Hull Installation Tool [THT-530] Sailing | Accessories Ground relay for use withThru 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