Two-component, water-based toning undercoat with high insulating properties, very low emissions of volatile organic compounds (VOC) and no NMP for preparing solid and pre-sanded wooden floors and wooden floors under repair prior to applying ULTRACOAT water-based finishing cycles. TECHNICAL DATA: comp. A comp. B Consistency: liquid liquid Colours: milky white transparent Density (g/cm³): 1.030 1.075 Storage: 12 months 12 months Pot life of mix: 2 hours. Mixing ratio: comp. A : comp. B = 5 : 1 (in volume). Maximum permitted dilution ratio (Dir. 2004/42/EC): 10% with clean water or ULTROCOAT EL. Buffing: after 16/24 hours. Varnishing without sanding: after 2 hours and within 5 hours. Consumption: 80-100 g/m² per coat. Packaging: 6 l units (A+B).