Fill cracks with Montage 4in1

First of all it is important to know the origin of a crack to fix it properly. If cracks have different origins,
in any case you need to treat them. They could get bigger and let the water seep in.


  • Gloves
  • Triangular scrapper
  • Paintbrush
  • Pattex 4in1

Step by step / how to do:


Open the crack with the triangular scrapper in order to insert Pattex 4in1.


Clean meticulously the crack with the paintbrush and a vacuum cleaner.


Apply Pattex 4in1 at the bottom of the crack, pushing forward so that it seeps deeply in the crack.


Smooth after the application.

Tips & Tricks

If this repairing is reliable and efficient on a short-term, it is not definitive though.