Hi everyone,
I am putting some porcelain tiles in the garden, on the floor, but also some against a wall (vertically). The tile shops have advised me to use this type of grout:
https://www.toppstiles.co.uk/fixing...V8mDmCh3L9wISEAQYAyABEgKBE_D_BwE&gclsrc=aw.ds
But from my understanding this...