Jotun Ultra Primer enhances paint adhesion and extends premium paint system durability on fresh concrete surfaces while addressing wall issues like peeling, flaking, efflorescence, and discolouration due to alkaline attacks. It can even be used for repainting on slightly chalking old concrete surfaces.It can be directly applied as a foundation on fresh concrete after 3 days of proper curing with good ventilation and weather condition, whereby moisture level is below 25% and pH under 11.