I had my living room plastered 6 months ago, so it’s well dry
I applied this as a mist coat
https://www.wickes.co.uk/Wickes-Matt-Emulsion---White-10L/p/145119
3 part paint and 1 part water
That’s 25% dilution, even though the bucket says I could go up to 40%
I just tried to brush the wall...