25-0350 Ankolux Sealcompound K is a professional one-component water-based high-build sealing compound developed to seal vulnerable timber areas before coating. Ideal for timber edges, end grain, window frame joints, plywood, and other exposed timber details, it provides excellent adhesion, impact resistance, and long-lasting protection where additional reinforcement is required. Its fast-drying formulation allows rapid overcoating and helps improve the overall durability and performance of both Ankolux and Hydrolux exterior coating systems. Key Benefits High-build sealing compound for vulnerable timber details Excellent adhesion and impact resistance Fast-drying water-based formulation for efficient application Easy brush application with excellent workability Can be overcoated with water-based and solvent-based coating systems Helps improve the long-term durability of exterior timber coatings Ideal Applications Ideal for sealing timber window frames, exterior joinery, exposed timber edges, end grain, plywood edges, and other vulnerable construction details before coating. Suitable for softwood, hardwood, Accoya®, Tricoya®, and engineered timber where additional sealing and reinforcement are required. Application & Drying Apply by brush to clean, dry, and properly prepared timber surfaces. Pay particular attention to exposed edges, end grain, joints, and plywood surfaces where additional protection is required. Two coats are recommended for optimum performance before overcoating with compatible Ankolux or Hydrolux coating systems. Follow the technical data sheet for the recommended application guidance and drying schedule. Compatible System Products Ankolux System 16-0201 Ankolux Aqua Impregnating Woodstain 16-0202 Ankolux Hydrostain 16-0221 Ankolux Aqua Woodcoat Colour 16-0221 Ankolux Aqua Woodcoat White Colours & Finishes Colours Available in Semi-Clear and White.