I recently recieved a question from Chris Rayner, as it is such a common issue I thought I would share it with everyone. Thanks for the question Chris, hope this helps to answer it for you:

Right now we’re receiving a fair bit of email relating to the cloudy haze and appearance of porcelain tiles, especially those sourced from countries like China. Here’s one of the latest: Question: “We have had porcelain tiles laid and there is a very distinctive cloudy appearance all over the tiles. We have tried many tile [...]

Question – “Help, I’ve just had 30 sq. metres (open plan hall, dining room and kitchen) of 600mm x 600mm glazed porcelain tiles laid. I was told that I needed to seal them, and was supplied with LTP MPG sealer for polished wall & floor tile sealer. I followed the instructions on the bottle, put [...]

In my last article I mentioned the coatings that certain factories are applying to their porcelain tiles. In truth there are lots of different types of coating being used. Their purpose is to afford some protection to the tiles during transport, handling and of course, installation. Why are they doing this?