Existing roof before waterproofing
Uneven surface to be patch up
Mixing of KÖSTER NB1 Grey with water
KÖSTER NB1 Grey application (total 3 coats)
Final result ( after 3 coats)
Final result ( after 3 coats)
KÖSTER 21 Part A, Cementitous Component
KÖSTER 21 Part B, Polymer Component
Application of KÖSTER 21
After Coating *Seamless coating , KÖSTER 21 does not require primer . *KÖSTER 21 bonds to most surfaces including concrete, metal, wood etc
