News f2s wrote:

And all this time I've been putting six coats of varnish on (after
degreasing with acetone), then touching up every 2 years with a
coat or two of varnish, then scraping and re-varnishing completely
every six years or so.

How long did your epoxy last?

Had it for a couple of years before selling boat.

Still had active maintenance consisting of maintaining the varnish to
keep the epoxy protected, but it was minor compared to other methods.

Lew