Bona Gap Master

High-Quality Mastic for Sealing Gaps in Wooden Floors

Bona Gap Master is a silicon-free, acrylic-based mastic designed for sealing gaps towards skirting boards and thresholds in wooden floors. Available in 15 different colors, including shades that match various wood tones, this permanently elastic mastic allows for a 15% movement tolerance, ensuring long-lasting flexibility. Once dry, it can be finished with all Bona lacquers for a seamless and polished look. Odourless, solvent-free, and highly durable, it’s the ideal choice for filling gaps, cracks, and repairing damages in your wood floors.

Key Features & Benefits:

• Permanently Elastic – Provides a 15% maximum movement tolerance for flexibility
• High Bonding Strength – Ensures a strong, durable seal on skirting boards and thresholds
• Available in 15 Colors – Including shades to match oak, walnut, maple, and other wood tones
• Solvent-Free & Odourless – Safe for indoor use with no harsh smells
• Compatible with Bona Finishes – Can be varnished with all Bona parquet finishes when dry
• Multi-Purpose – Ideal for sealing gaps and repairing damage in wooden floors

Technical Data:

• Product Type: Permanent acrylic mastic
• Maximum Movement Tolerance: 15%
• Skin Forming Time: Approx. 10 minutes
• Drying Time: 18-24 hours at 23°C / 50% rH
• Consumption: 310 ml covers approx. 12 meters of 5x5 mm joints
• Storage: Keep between +5°C and +40°C

For professional-quality repairs, gap filling, and finishing, Bona Gap Master provides a flexible, high-strength solution for all your wood flooring needs.