The whitewash mixture can be customized depending on the level of transparency you desire. For a subtle, semi-transparent finish, mix equal parts water and white paint in a container. If you want ...

Brilliantly whitewashed houses are a familiar sight in hot countries, from Morocco to Greece. In fact, white-painted roofs “have been used to cool buildings for centuries”, said The Guardian.

That being the case, it’s critical that you remove as much of any existing finish—be it paint, stain, or varnish—as possible. Do so by thoroughly sanding the surface you intend to whitewash.