Description Product Overview Nexus NA300 Sealanex is a high-performance acrylic modified co-polymer emulsion developed to seal and protect concrete substrates from liquid contamination. It is specifically formulated to prevent the ingress of urine and water-dispersible liquids into porous concrete, making it ideal for environments where hygiene and contamination control are critical. The product is modified with biocides and antifungal additives to resist microbial growth and degradation, ensuring long-term protection of the substrate. NA300 forms a durable, clear film and is compatible with selected flooring adhesives, allowing it to be used as part of a complete flooring preparation system. Key Features Seals concrete against urine and liquid contamination Acrylic modified co-polymer emulsion Quick drying with film formation in approx. 60 minutes Contains biocides and antifungal additives Excellent resistance to microbial and fungal degradation Solvent-free and low VOC Compatible with selected flooring adhesives Can also be used as a curing compound Applications Sealing porous concrete substrates Pre-treatment before carpet or flooring installation Use under carpet tiles and open weave carpet systems Nursing homes, hospitals, and healthcare facilities Commercial environments prone to liquid contamination New and refurbished construction projects Notes Apply to clean, dry, and contaminant-free substrates Pressure wash aged floors prior to application if required Apply using roller, brush, or spray Apply two coats in cross directions for best results Allow product to dry clear between coats Total application rate approx. 10 m² per litre Allow approx. 24 hours cure before further works Technical Information Specification Details Product Type Acrylic modified co-polymer emulsion sealer Function Moisture / contaminant barrier Appearance White thin liquid (dries clear) Coverage Approx. 10 m² per litre (total application) Drying Time Film formation approx. 60 minutes Full Cure Approx. 24 hours Application Roller, brush, or spray VOC <1 g/L (very low VOC) Packaging 15L pail
