Damian, That is a great idea, and while obvious in hindsight, never occured to me before you mentioned it! Thanks!
Best, Tom On Thu, Apr 6, 2017, 7:52 PM <cnc-list-requ...@cnc-list.com> wrote: ---------- Forwarded message ---------- > From: Damian Greene <damian.gre...@yahoo.com> > To: "cnc-list@cnc-list.com" <cnc-list@cnc-list.com> > Cc: > Bcc: > Date: Thu, 6 Apr 2017 19:14:59 +0000 (UTC) > Subject: Re: Stus-List Drilling a Hole in the Hull > Tom, > > Maybe stating the obvious, but I would try drilling a test hole in a piece > of scrap plywood, to test out getting a snug fit. It's not easy to change > the size of the hole once drilled :-) > > Damian > > C&C 34 GHOST > Bass Harbor, Maine > > ------------------------------ > *From:* Sam Salter via CnC-List <cnc-list@cnc-list.com> > *To:* cnc-list@cnc-list.com > *Cc:* Sam Salter <sam.c.sal...@gmail.com> > *Sent:* Wednesday, April 5, 2017 6:18 PM > *Subject:* Re: Stus-List Drilling a Hole in the Hull > > Using tape and starting in reverse to drill a neat hole through gel coat > is good advice. > Depending on where you drill, you might get balsa core, especially above > the waterline (not sure if the 35 has a cored hull) > I don't think silicone has any place on a boat. I'd use Sikaflex. (I'm not > keen on butyl either - my deck to hull joint is butyl and it drips > everywhere!) > Why a 1 1/4" hole for a 1 1/8" fitting? > > sam :-) > C&C 26 Liquorice > Ghost Lake Alberta > > Original Message > From: Steve Thomas via CnC-List > Sent: Wednesday, April 5, 2017 10:59 AM > To: cnc-list@cnc-list.com > Reply To: cnc-list@cnc-list.com > Cc: Steve Thomas > Subject: Re: Stus-List Drilling a Hole in the Hull > > 3M 4200 will work, but if the fitting is plastic, chances are you will be > replacing it again someday. 4200 is not as difficult as 5200, but neither > is easy to remove. Above the waterline through hulls are the only place > that I use silicone. Polysulfide (Life Caulk) would probably work, but > there is a caution about its use with plastics, and I don't know why. All > of the plastic tank vent through hulls, the shower through hull, and the > electric bilge through hulls needed replacement on my C&C36. Southern > sunshine! > > Steve Thomas > > ---- Thomas Delaney via CnC-List <cnc-list@cnc-list.com> wrote: > Hi listers, > > Thanks, everyone, for your advice on the solar charging system and ACR. > Onto the next project! > > I'm going to be drilling a hole in the hull to install a > well-above-the-waterline thruhull for a bilge pump discharge hose. The > thruhull is 1 1/8" inch, so I'm going to use a 1 1/4" hole saw drill bit. > I'm going to seal it with 3m 4200. Does this plan make sense? Are there any > surprises to expect? > > Thanks, > Tom > > --- > Snow Goose > C&C 35 Mk I > City Island, NY > > > _______________________________________________ > > 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! > > _______________________________________________ > -- --- Thomas C. Delaney 917-337-5524
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