ALLIED PRODUCTSAPPLICATION & FEATURES GEEKAY PRIMER EFF is a high-grade nano technology based material formulated to impart anti-efflorescence properties to concrete and masonry substrates, plasters, painted surfaces etc. COMPOSITION &CONDITIONS METHOD OF APPLICATION: Surface Preparation: All surfaces where GEEKAY PRIMER EFF is to be applied should be dry and free from contamination such as oil, grease, laitance, algae etc. Remnants of mould release agent or curing compound have to be removed, where present. Trials may be needed if GEEKAY PRIMER EFF is to be coated over an existing sound coating. Cera Super clean can be used as an aid for surface preparation