Jotun Hardtop Ultra Polyurethane Topcoat White 5L

Two Part Polyurethane Topcoat for Durable High Gloss Protective Finishes

Jotun Hardtop Ultra is a two-part polyurethane topcoat designed to deliver a durable, high gloss finish for marine and industrial coating systems. Supplied in a 5L kit and available in white, it is formulated for professional applications where long term performance and appearance are critical.

This polyurethane topcoat provides excellent resistance to weathering and environmental exposure, making it suitable for use in harsh conditions. It is commonly applied as the final layer in protective coating systems to enhance both durability and visual finish.

Hardtop Ultra is designed for use over compatible primers and intermediate coats, forming part of a complete coating system. It offers reliable adhesion and finish quality when applied in accordance with Jotun specifications.

Suitable for spray, brush or roller application, it delivers consistent results across a wide range of industrial and marine environments.

Recommended Thinner

Jotun Hardtop Ultra requires Jotun Thinner No.10 when thinning is necessary for application.

• Designed for polyurethane coating systems
• Ensures correct viscosity for spray, brush and roller application
• Maintains gloss and finish quality
• Suitable for cleaning application equipment

Important: Always follow the Jotun technical data sheet for thinning ratios. Do not substitute with No.7 or No.17 thinners, as this may affect curing, gloss retention and durability.

Features & Benefits

Key Features

• Two-part polyurethane topcoat system
• 5L kit size
• White colour finish
• Designed for marine and industrial coatings
• Suitable for spray, brush and roller application

Key Benefits

• Provides durable, high gloss finish
• Maintains colour and appearance over time
• Suitable for harsh environments
• Enhances protective coating systems
• Reliable performance in professional applications

How It Works

• Part A and Part B are mixed together
• Applied over compatible primer or intermediate coat
• Forms a protective and decorative topcoat layer
• Cures to a durable, high gloss finish

Key Applications

• Marine topside coatings
• Industrial steel structures
• Protective coating systems
• Equipment and asset finishing
• Applications requiring durable decorative finish

Trade Tips

• Apply over properly prepared and primed surfaces
• Follow recommended film thickness guidelines
• Use Jotun Thinner No.10 where required
• Ensure correct mixing ratios and pot life control