transam70 0 Report post Posted September 5, 2016 Just purchased a 1999 monterey 262 Love the boat still understanding certain marine systems, the head to be exact. Somewhat new to boating. Does the head use fresh water tank to fill or is it sea water from a thru hull valve i saw under the step going down into the cabin. If it is from the freshwater tank what is that thru hull valve i saw Any thoughhts would be appreciated Share this post Link to post Share on other sites
