Agreed — I used a very sharp chisel to carefully get all of the old Plexus off, then sanded and filled with 3M Marine Filler and sanded some more.
— Fred Fred Street -- Minneapolis S/V Oceanis (1979 C&C Landfall 38) -- Bayfield, WI (JUST LAUNCHED YESTERDAY!!!) > On May 16, 2017, at 12:06 PM, Dave Godwin via CnC-List > <cnc-list@cnc-list.com> wrote: > > I too would suggest removing all of the original Plexus. That’s what I did > prior to painting the decks. It cannot be described as either easy or fun but > given the time and money you may be spending, it would be best to get it > right from the git-go. > > Best, > Dave Godwin > 1982 C&C 37 - Ronin > Reedville - Chesapeake Bay > Ronin’s Overdue Refit <http://roninrebuild.blogspot.com/> >> On May 16, 2017, at 12:13 PM, Dennis C. via CnC-List <cnc-list@cnc-list.com >> <mailto:cnc-list@cnc-list.com>> wrote: >> >> I used to be a marine repair "pro". Couple years ago I did a port >> replacement on a boat that had ports mounted similarly to C&C's. The first >> thing I did was to remove ALL the old sealant and properly prep the adhering >> surface. IMHO, and from years of marine repair, proper preparation is >> 80-90% of a quality job. >> >> Dennis C. >> Touche' 35-1 #83 >> Mandeville, LA >> >> On Tue, May 16, 2017 at 11:07 AM, Dr. Mark Bodnar via CnC-List >> <cnc-list@cnc-list.com <mailto:cnc-list@cnc-list.com>> wrote: >> >> I considered the same thing - if the plexus is well adhered then why not >> just leave it there? >> >> But some of the plexus was not well adhered - some came off fairly easily >> with just hand pressure on a chisel. I decided I didn't want to finish the >> job to discover that the foundation attachment was weak in spots and in need >> of replacement. >> >> That said I couldn't "pull" my plexus off -- it was rock hard and had to be >> chipped away >> >> Mark >> >> CS30 Prosecco >> There is no cure for birth and death save to enjoy the interval. >> - George Santayana >> On 2017-05-16 12:35 PM, Bruce Whitmore via CnC-List wrote: >>> Hello all, >>> >>> I am looking to your collective wisdom on the fixed port replacement on our >>> 1994 C&C 37/40+. I am aware of the recommendations regarding VHB and Dow >>> 795. >>> >>> Due to time constraints, I am having a highly recommended pro do the work, >>> and he removed one of the ports today. He asked a reasonable question, >>> since the plexiglass peeled off without pulling any of the Plexus off the >>> gelcoat. When he tried to pull a bit of the Plexus off, as many of you >>> have commented, it also pulled some of the gelcoat. The Plexus also quite >>> hard. >>> >>> So, if the Plexus is so well adhered, and it will be very stubborn to come >>> off the gelcoat (and do damage in the process), Should I just leave the >>> Plexus in place and allow the VHB to attach to it? >>> >>> I understand the thickness of the VHB might make the window stand out a >>> little proud from the fiberglass by comparison, but I'm not sure that's a >>> bad tradeoff compared to trying to remove something that might serve as a >>> good substrate anyway. >>> >>> Thoughts? >>> >>> Your input is greatly appreciated! >>> >>> Bruce Whitmore >>> >>> (847) 404-5092 <tel:(847)%20404-5092> (mobile) >>> bwhitm...@sbcglobal.net <mailto:bwhitm...@sbcglobal.net> >>> >>> >>> _______________________________________________ >>> >>> This list is supported by the generous donations of our members. If you >>> wish to make a contribution to offset our costs, please go to: >>> https://www.paypal.me/stumurray <https://www.paypal.me/stumurray> >>> >>> All Contributions are greatly appreciated! >> >> >> _______________________________________________ >> >> This list is supported by the generous donations of our members. If you wish >> to make a contribution to offset our costs, please go to: >> https://www.paypal.me/stumurray <https://www.paypal.me/stumurray> >> >> All Contributions are greatly appreciated! >> >> >> _______________________________________________ >> >> This list is supported by the generous donations of our members. If you wish >> to make a contribution to offset our costs, please go to: >> https://www.paypal.me/stumurray <https://www.paypal.me/stumurray> >> >> All Contributions are greatly appreciated! > > _______________________________________________ > > This list is supported by the generous donations of our members. If you wish > to make a contribution to offset our costs, please go to: > https://www.paypal.me/stumurray > > All Contributions are greatly appreciated!
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