West System 207 Special Coating Hardener (3:1)

WEST SYSTEM 207 Special Coating Hardener – Blush-Free, Clear Finish

WEST SYSTEM 207 Special Coating Hardener is a blush-free hardener formulated for use with WEST SYSTEM 105 Epoxy Resin at a 3:1 mix ratio (resin to hardener). Ideal for coating applications and fiberglass cloth wet-out, it delivers a crystal-clear, moisture-resistant, and natural wood finish.

Key Features:

✔ Blush-Free Formula – Ensures a smooth, clear finish, even in humid conditions
✔ Self-Leveling Application – Reduces sanding between coats for a flawless surface
✔ Fast Build-Up – Allows multiple coats in one day with minimal prep
✔ Excellent Wet-Out Performance – Prevents excessive draining on vertical surfaces
✔ Structural Strength – Suitable for gluing, laminating, and reinforcing
✔ UV Inhibitors – Helps preserve clarity and longevity when used with a UV-filtering varnish

Technical Specifications:

🔹 Mix Ratio: 3:1 (Resin to Hardener)
🔹 Pot Life (at 22°C / 72°F): 20 – 26 minutes
🔹 Cure Time (Solid State): 10 – 15 hours
🔹 Full Cure: 4 – 7 days
🔹 Minimum Application Temperature: 16°C / 60°F

Available Sizes (Resin to Hardener Ratios):

📦 500ml Resin : 160ml Hardener
📦 1L Resin : 330ml Hardener
📦 4L Resin : 1.33L Hardener

For best results, use with WEST SYSTEM 105 Epoxy Resin (Part A) (sold separately). Perfect for marine, woodworking, and composite applications, ensuring a high-quality, professional finish.