Mapei Primer L is a concentrated, solvent-free acrylic primer used before installing self-leveling underlayment, gypsum underlayment, screeds, mortar beds, and patching materials. This low-odor, low-VOC primer improves the bond between properly prepared concrete substrates and self-leveling underlayments. Its green tint makes coverage easy to identify during application, helping installers achieve more consistent surface preparation. Primer L is quick drying, easy to apply, and can also be used between layers of MAPEI self-leveling underlayments..
Mapei Primer L is a concentrated, solvent-free acrylic primer used before installing self-leveling underlayment, gypsum underlayment, screeds, mortar beds, and patching materials. This low-odor, low-VOC primer improves the bond between properly prepared concrete substrates and self-leveling underlayments. Its green tint makes coverage easy to identify during application, helping installers achieve more consistent surface preparation. Primer L is quick drying, easy to apply, and can also be used between layers of MAPEI self-leveling underlayments..