*Remarks：
1.The amount of coating material is approximately estimated according actual measure of area and painting method, the household structure, the substrate treatment, the coating type and other factors etc.
2.The amount to apply to primer layer is about 1/2 amount the surface layer.
3.The estimation is only used for single color decorate. If there is a multiple color application, please measure actual area of each color to purchase it.
4.The number will be around to the integer.