OTTO Primer 1105
Universal primer for absorbent substrates
OTTO Primer 1105 - The universal primer for absorbent substrates. Characteristics: 1-component e • poxy resin primer • Airing time at least 30 minutes (max. 3 hours) • Highly film forming. Fields of application: • Barrier to alkaline surfaces • Improves the adhesion properties of OTTO silicone and hybrid sealants on mineral materials (e. g. concrete, plaster, cellular concrete) and on absorbent substrates (e. g. gypsum, fibre cement, wood) • Improves the adhesion of OTTO acrylic sealants on mineral materials (e. g. concrete, plaster, cellular concrete, fibre cement, gypsum), as well as on untreated wood and scumbles, on metallic substrates (e. g. anodic oxidation) and some plastics (e. g. PVC) • Improves the adhesion properties of the 2-component PU foam OTTOPUR OP 920 on heavily absorbent and silted up substrates.