Josh, I have been using the Pettit product for the last three years on my flex-o-fold. The results have been great. I may have 2-3 barnacles on the hub when I haul out. I was diving to scrape several times before. Highly recommend the product.
Mike Rose C&C 39 Marblehead, MA Sent from > Message: 4 > Date: Tue, 11 Aug 2020 07:16:32 -0400 > From: Josh Muckley <muckl...@gmail.com> > To: "C&C List" <cnc-list@cnc-list.com> > Subject: Re: Stus-List Painting Flexofold props? > Message-ID: > <CA+zaCRDE9F-2FYuJ8+tVDRKDWC2LvLr4kr1E28N=b2fvblh...@mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > Andy, > > I think you may be confusing propspeed with the Pettit 1792. As I > understand it Propspeed results in an ultra slippery surface which simply > prevents biofouling from having anything to attach to. A small kit can run > $300. The Pettit product is according to the label ~55% zinc while > liquid. But once the solvents evaporate it leaves a very high > concentration of zinc. A single spray can is ~$30. The Thiox product I > mentioned earlier is actually Velox and actually releases a biocide. As > such it is quite likely the most hazardous and unfriendly to the > environment. It costs ~$100. > > Of the three propspeed is just too expensive for me to try. Between velox > and Pettit, neither seemed particularly better than the other. And if you > can find cold galvanizing paint for less than $30 then your idea is > probably the best option. > > https://propspeed.com/ > "Propspeed is a foul release coating, not an anti-foul, so it doesn?t harm > marine life. The top coat on the Propspeed system is an ultra-slick surface > that marine growth can?t grip. Propspeed?s effectiveness does depend on > movement of your boat - the more you use it, the better Propspeed performs. > Propspeed sets itself apart from the competition with the exceptionally > strong chemical and physical bond between the metal substrate, the primer > and the top coat - this ensures that the Propspeed coating actually stays > on your running gear." > > https://pettitpaint.com/products/underwater-metal-protection/prop-coat-barnacle-barrier/prop-coat-barnacle-barrier/ > > Velox > https://www.antifoulingpaint.net/ > > > Josh Muckley > S/V Sea Hawk > 1989 C&C 37+ > Solomons, MD _______________________________________________ Thanks everyone for supporting this list with your contributions. Each and every one is greatly appreciated. If you want to support the list - use PayPal to send contribution -- https://www.paypal.me/stumurray
