Apply the first coat, it is best to use a brush, allow the first coat to become tacky ( like cellotape ), approximately 60 minutes depending on humidity, then apply 2nd coat. When second coat is tacky apply third coat, no longer than 4 hours should pass between coats. If a colour is used, then use 2 coats of standard and 2 coats of colour, G4 is mechanically hard after 24 hours but must be given 72 hours to chemically cure. After which the pond can be washed down with plenty of water, drained, and can then be filled.
G4 Standard – 3 coats = 550g per sqm for the three coats
G4 Coloured – 2 coats of standard = 410g per sqm for 2 coats and 2 coats of colour = 400g per sqm for 2 coats