Acrylics, because they are water-based, can be thinned with water to create transparent washes. But the pigments don’t tend to adhere very well once this is done, which is where glazing media come in.

From double-glazed windows becoming tricky to open, doors sagging and window panes misting up, find out whether your double glazing should be repaired or replaced. Adam SnookSenior Researcher & Writer ...