It is simpler to use one product for both – we would recommend using Aqua Grepp Alterior primer.

Normally yes. Ideally it is always best to strip the wall if you are planning on painting it, but if you want to make your life easier, then you can paint directly onto it depending on the wallpaper. If the wallpaper has a gloss or is shiny, the water-based eicó may not react well with […]

No you cannot paint a water-based paint directly on to an oil product. We would recommend that you paint it with Aqua Grepp Alterior primer before applying the eicó paint.