Tequasil Crackset is an acrylic based flexible putty to seal cracks in plaster, external and internal both. The putty is an elastomeric semi solid paste and can accommodate cracks upto 5 mm width. It is water based and gives excellent adhesion to plastered, masonary and painted surfaces. It is also paintable , i.e. it can be painted over by any type of decorative paint or coating.