









🛠️ Elevate your epoxy game—because your repairs deserve to last!
WEST SYSTEM 403 Microfibres Filler is a premium cellulose fiber powder designed to thicken two-part epoxy resin, enhancing gap-filling, strength, and waterproof durability. Ideal for wood, marine, and fiberglass repairs, it ensures superior bonding and weather resistance for both interior and exterior applications.




| Manufacturer | Wessex Resins & Adhesives Ltd |
| Part number | 403-1 |
| Item Weight | 240 g |
| Package Dimensions | 16.7 x 10.3 x 10.2 cm; 240 g |
| Item model number | 403-1 |
| Size | Small |
| Colour | Cures to an off-white colour. |
| Style | 403 Microfibres Filler |
| Material | Powder |
| Item Package Quantity | 1 |
| Special Features | Waterproof, Enhanced Strength, Durable |
| Specific uses | Woodworking |
| Included components | WEST SYSTEM® Microfibres Filler (160g) |
| Batteries Required? | No |
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