On Nov 2, 6:01 pm, Andy Dingley wrote:
On Nov 2, 4:44 pm, Jim K wrote:

nor me - get a fugenboy kit and go for the smoothest finish you can do

Grout ruins Fugenboys 8-( Scores their edges, then they no longer
slide smoothly over silicone.

mmm not noticed myself - but I'm a DIYer...

so grout after siliconing the worktop to tile boundary?
but thinking on - as the OP's are large format there won;t be *that*
many vertical grout lines to trash the fugenboy on the horizontal pass
- will there?

Jim K