Trim advice please 10 or 12.5

[Goatz]

I have 600 x 300 tiles 9.5 thick
should I use 10mm or 12.5mm trim?
thanks

 

[parkerfresh]

10mm is going to be a bit too tight. I’m guessing it’s homelux trim if it’s 12.5mm, genesis do a 12mm if you think .5mm will make much of a difference, nicer trim too.