17-0535 Hydrolux Baseprimer is a professional water-based exterior wood primer developed for timber windows, doors and exterior joinery. This medium-build primer provides excellent adhesion, weather resistance, and long-term coating durability, creating the ideal foundation for high-performance exterior coating systems. Suitable for softwood, hardwood, plywood, Accoya®, and Tricoya®, it is designed for professional factory-applied coating systems.

Key Benefits

• Fast-drying water-based formulation for efficient production
• Excellent adhesion and long-term weather resistance
• Outstanding flow, levelling, and edge coverage for a smooth finish
• Tintable to a wide range of opaque colours
• Suitable for softwood, hardwood, plywood, Accoya®, and Tricoya®
• Compatible with water-based and selected solvent-based coating systems

Ideal Applications

Ideal for timber windows, doors and exterior joinery where a durable, weather-resistant primer is required before applying a finishing coat. Suitable for a wide range of timber species, including Meranti, Red Grandis, Redwood, Pine heartwood, Accoya®, Tricoya®, and plywood.

Application & Drying

Apply to clean, dry, and properly prepared timber surfaces using suitable spray equipment. Hydrolux Baseprimer can be used within both two-coat and multi-layer exterior coating systems and is suitable for elevated temperature drying to improve production efficiency. Follow the technical data sheet for recommended film builds, drying schedules, and application guidance.

Compatible System Products

• 25-0352 Hydrolux End Grain Sealer
• 25-0353-BL Hydrolux V-Joint Sealer
  
• 17-0648 / 17-0649 / 17-0650 Hydrolux Topcoat THIX

Colours & Finishes

Available in White.