How soon can you paint rendered walls?
In respect to this, how long should you wait before painting a rendered wall?
Bare masonry, bricks and cement sheeting Cement render, concrete bricks and mortar must be allowed to cure for a minimum of four weeks, and concrete for a minimum of 8 weeks, before painting with an acrylic paint. If you plan to use an oil-based paint, even longer is required.
Also, can I paint over render? A fresh coat of membrane paint or paint over existing sponged render or texture will not change the textured appearance of the surface.
Accordingly, does a rendered wall need painting?
Painting render. Before painting any wall that has been rendered you have to ensure that it is clean and has been treated with a suitable fungicide before you start to paint the wall. For newly rendered walls it is also essential to make certain that the wall had dried out fully before painting.
What is the best paint for rendered walls?
Silicone Paint is a breathable, hydrophobic topcoat finish which is great for applying over the top of an existing render as you would a normal masonry paint.