4 cubits = 1 wa
1 wa = 2 meters
such as
Area of 100 square meters,
foundation, 1 trip, amount of area divided 30,
golden, top face 2, number area divided by 15
width x height = Area in square meters divide 15 = Number of gallons of color
Note : 1 gallon paint can be applied for 35-40 square meters per trip.
Topcoat must be applied at least 2 times.