Super-Pro Interior Primer is applied before paint application on Interior walls. The primer helps to hide joints or seams on new dry wall. This primer is mainly recommended for outer/external surfaces because it provides a consistent base and offers a neutral surface to ensure that paint colours show true. Coverage area : 53 to 55 Sq.ft*/litre (2 Coats) Drying time : 30 min (Recoat Frequency : 1 hr)