This White anti-damp undercoat paint has been specially designed by Ronseal to give a durable and long-lasting finish on a range of surfaces. Simply apply 1 coat with a brush and leave for 4 hours to dry - a great way to give the surfaces additional protection. Covers 4m² per litre on average. Solvent-based Suitable for Embossed wall coverings & plaster surfaces Apply using a Brush Instructions for Use - Thoroughly stir the paint to ensure it’s well mixed. Use a roller or brush to apply it to the affected area. If it’s only a small damp patch, paint at least 30cm around the area so the damp won’t creep elsewhere. The seal will be touch dry in only two hours. After four hours you will be able to paint or wallpaper over the damp area. Guarantee - Statutory Features and benefits Ready to paint over in 4 hours Permanently blocks damp Protects paintwork No need for preparation, it can be painted straight onto the wall Can be applied to damp surfaces Prevents paint from flaking & peeling