Im looking to lay some highly polished granite floor tiles. Two questions......how much air-gap wants leaving around the CH pipes, and can you get some kind of chrome collars to mask the gap?
And, do i need to apply some of that 'sealant' on them? If so, is this before or after grouting?
And, do i need to apply some of that 'sealant' on them? If so, is this before or after grouting?