marelon

I have a 1984 O'Day. When I got it just over 10 years the seacocks were frozen. They were bronze. I replaced them with Marelon composite as they were recommended by my boat yard. One is failing now. The raw water input valve is stuck open. Should I go back to bronze? I'd like to get the...

I have a 1984 O’Day 28. When I got her about 8 years ago I replaced the 3 frozen thru-hull fittings along with associated hoses. Alas I have been negligent in exercising the valves on a regular basis. I replaced the brass fittings with mareLon ones. They are once again frozen. I’m planning...

I have a 1984 O-Day 28. When I purchased the boat in April 2016 I replaced the frozen and old thru hulls (3 of them). One with brass and one with marelon and the 3rd I'm not of. I neglected to regularly exercise the fittings. I just tried and the brass one (that controls sea water intake for...