I would recommend butyl tape as a sealant with very little adhesiveness.  This is my first choice for most applications where I need a sealant on the boat.

Peter Nyberg
Coventry, CT
s/v Silverheels (1988/2016)


[ Sent From rhodes22.net ]

> On 2024-05-08, at 09:05:03 EDT, peter beckerman wrote:
>
> Hi All, Last year when raising the mast for the 1st time, I 
> had a little incident that resulted in pulling one of the tabernacle screws off 
> the cabin top.  I'm planning on drilling out the screw hole and epoxying a 
> hardwood plug in the cabin top and screwing the tabernacle into that so that the 
> screw will pull out if I or some future owner ever makes a similar 
> mistake. My question for you all is:  should I caulk the screw holes 
> like I'm inclined to do, and if so is silicone a good sealant, or would you 
> recommend an adhesive sealant like 3m 4200? Bear in mind that I want the 
> tabernacle to pull off the cabin top in the event of a mishap. 
> Thanks as always,
> Peter
> 
>