It can be applied on hardened new plaster (7-8 weeks old) or old plaster in good condition. Dilute 100% by adding water and apply as 1-2 layers on to the surface which is dry, clean, free from dust and grease; after 24 hours of surface preparation. Depending on temperature conditions, 20-25 m2/kg area can be coated with single layer. Materials like lime should not be added to increase the amount of primer. After the application, primer should be protected from the rain at least one day. Refrain from applications under the rain or on the cement plaster which is not completely dry. It is suggested to work quickly under strong wind and direct sunlight.