Do you create a tile installation mockup for your customers? If you don't, we strongly encourage you to consider doing so.
We've all seen it: that really ugly white powder that grows on cement grout and also tile, stone, brick and concrete, particularly when it's installed someplace with moisture (i.e., in a basement or outdoors). That white residue is called efflorescence.
If you're wondering why you need to include expansion joints when installing tile, you've come to the right place. Let me explain why they are so important.
I hope you don't use spot bonding or "five spotting" when installing ceramic tile. It's a problem that's high on the list of failure questions received by the CTEF offices when things go wrong.
In case you didn't read How to Correctly Trowel Mortar When Installing Tile? or you still think it's okay, let's review in detail why you need to eliminate even the thought of using spot bonding for your ceramic tile installation projects.
If you're asking how to trowel mortar when installing tile, realize that you are asking a fundamentally critical question.
You see, when thin set mortar is incorrectly applied, the installation will many times fail. More likely than not, the tile will break - as you see in the image below.
Not a good situation for the customer and a terrible one for everyone involved in installing tile correctly.
Let's focus then on how to properly apply the mortar.