FREQUENTLY ASKED QUESTIONS

Issues that are often encountered and answers are presented on the this page. For easier examination questions are divided into groups according to the type of material to which they refer.

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1. STONE


2. ARTIFICIAL STONE


3. MORTARS & PAINTED FACADES 


4. CONCRETE


5. GYPSUM


6. CERAMICS, BRICK & TILES


7. WOOD


8. METALS & ALLOYS


9. OTHER MATERIALS