The surface to be painted must be free of all dust, grease, traces of paint, flaks, algae, fungus etc.
The surface previously coated with paint must be cleaned thoroughly with a stiff wire brush, to remove dust, dirt, chalking or any friable material & loose flakes.
Wash thoroughly with water and allow to dry. This ensures proper adhesion of the new paint system.
In case of fungus affected area, apply a liberal coat of Nerolac Fungicidal Solution. Allow it to react for minimum 6-8 hours. For parapet tops and other horizontal surfaces, application of 3 coats is recommended.
All structural cracks must be open in V shape and filled with cement/cement based plasters and leakage should be stopped before actual painting.
Freshly plastered surfaces must be allowed to cure completely. Apply top coats as follows