Video show easily how to paint on old screen from the start or at the wall. Evo Colour mix cover immediately, but will be rolled out over the surface a few times. Have good light so you will not miss a few small areas. Will the spots on the surface improved afterwards. Takes about 3-5 minutes to paint the screen + preparation for an incredibly low cost against that act similar screen with this unique characteristics that Evo reproduces color mix in light or dark conditions. Having the same performance as an expensive screen for $ 6000 https://vimeo.com/124938862 We ship worldwide. Only 150U.S.$ ex shipping cost. 300ml is sufficient to at least 3.2/square meters or more in spraying the screen material. We can also supply cans of 500ml, 1000ml and 2500ml. Reduction per the orders for larger orders. More info http://www.normandesign.se/