Johnstone's Trade Covaplus Vinyl Matt is a high opacity emulsion for interior use on plaster surfaces. Ideal for walls and ceilings.
Can be applied to coated plaster surfaces without thinning. On new plaster, thin the first coat with water to manufacturer's recommendations. 
 
Easy to apply with excellent coverage. 
Low-odour, low in VOCs and environmentally friendly. 
Application is by brush, roller or spray with coverage up to 17sq/m per litre. 
Touch dry between 1-2 hours and recoatable between 2-4 hours.