--- product_id: 626603776 title: "WEST SYSTEM 403 Microfibres Filler for 2 Part Epoxy - 160g" brand: "west system" price: "€ 31.62" currency: EUR in_stock: true category: "West System" url: https://www.desertcart.pt/products/626603776-west-system-403-microfibres-filler-for-2-part-epoxy-160g store_origin: PT region: Portugal --- # Waterproof & weatherproof High-strength gap filler Optimized epoxy thickening WEST SYSTEM 403 Microfibres Filler for 2 Part Epoxy - 160g **Brand:** west system **Price:** € 31.62 **Availability:** ✅ In Stock ## Summary > 🛠️ Elevate your repairs with the microfibre magic of WEST SYSTEM 403! ## Quick Answers - **What is this?** WEST SYSTEM 403 Microfibres Filler for 2 Part Epoxy - 160g by west system - **How much does it cost?** € 31.62 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/626603776-west-system-403-microfibres-filler-for-2-part-epoxy-160g) ## Best For - west system enthusiasts ## Why This Product - Trusted west system brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Thickening:** Microfibres blend thickens epoxy for perfect gap filling and smooth application. - • **Superior Bonding Power:** Transforms epoxy into a durable, high-strength adhesive for marine and wood repairs. - • **Versatile Repair Solution:** Ideal for fibreglass, wood, marine, and outdoor adhesive tasks with easy 4-16% mix ratio. - • **Waterproof & Weatherproof:** Ensures long-lasting, exterior-grade adhesion that stands up to the elements. - • **Professional Grade Compatibility:** Seamlessly pairs with 2-part epoxy resin kits for enhanced curing and performance. ## Overview WEST SYSTEM 403 Microfibres Filler is a 160g powder additive designed to thicken 2-part epoxy resin, enhancing its gap-filling, bonding strength, and waterproof durability. Perfect for marine, wood, and fibreglass repairs, it ensures professional-grade, weatherproof adhesion and optimal curing when mixed at 4-16% by weight with epoxy resin. ## Description WEST SYSTEM 403 Microfibres Filler for 2 Part Epoxy - 160g | Multi Purpose Adhesive Powder, Thickens Epoxy for Wood, Marine & Fibreglass Repair, Waterproof, for Interior & Exterior Use : desertcart.co.uk: Business, Industry & Science ## Features - Epoxy Adhesive Filler: This Microfibres epoxy filler is a blend of cellulose cotton fibres, used as a thickening additive for bonding application. Epoxy thickened with microfibres provides excellent gap filling properties. Colour: off-white - High Strength: A durable & waterproof filler that enhances epoxy resin, delivering superior bonding for marine epoxy resin, wood repair, and all-purpose filler applications - Versatile Uses: Use with a 2 part epoxy resin kit to provide optimal curing as part of a fibreglass repair kit, for outdoor adhesive tasks, for wood repair filler, and marine epoxy filler applications. Add 4% to 16% by weight to the epoxy mix. - Pair with Epoxy & Hardener: Combine this powder filler with your two-part epoxy and resin accessories for enhanced performance and versatility in all your repairs - Waterproof Durability: This epoxy filler exterior solution ensures long-lasting, weatherproof adhesion, making it an essential component in marine epoxy resin and outdoor adhesive tasks ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CSK4763B | | Best Sellers Rank | 10,327 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,289 in Adhesives & Sealers | | Brand | West System | | Colour | Cures to an off-white colour. | | Compatible Material | Engineered Wood | | Container Type | Aerosol Can | | Customer Reviews | 4.6 4.6 out of 5 stars (18) | | Global Trade Identification Number | 05063369040303 | | Included Components | WEST SYSTEM® Microfibres Filler (160g) | | Item Form | Powder | | Item Package Quantity | 1 | | Item Type Name | Epoxy Filler | | Manufacturer | Wessex Resins & Adhesives Ltd | | Manufacturer Part Number | 403-1 | | Material | Powder | | Model Number | 403-1 | | Other Special Features of the Product | Waterproof, Enhanced Strength, Durable | | Specific Uses For Product | Woodworking | | Unit Count | 1.0 count | | Viscosity Level | High | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** West System - **Item form:** Powder - **Material:** Powder - **Special feature:** Waterproof, Enhanced Strength, Durable - **Specific uses for product:** Woodworking ## Images ![WEST SYSTEM 403 Microfibres Filler for 2 Part Epoxy - 160g - Image 1](https://m.media-amazon.com/images/I/41+fmRRxVBL.jpg) ![WEST SYSTEM 403 Microfibres Filler for 2 Part Epoxy - 160g - Image 2](https://m.media-amazon.com/images/I/51AYUUsJXFL.jpg) ![WEST SYSTEM 403 Microfibres Filler for 2 Part Epoxy - 160g - Image 3](https://m.media-amazon.com/images/I/41M8Im-mYjL.jpg) ![WEST SYSTEM 403 Microfibres Filler for 2 Part Epoxy - 160g - Image 4](https://m.media-amazon.com/images/I/41Wa9GSzzTL.jpg) ![WEST SYSTEM 403 Microfibres Filler for 2 Part Epoxy - 160g - Image 5](https://m.media-amazon.com/images/I/51HLXhixxlL.jpg) ## Available Options This product comes in different **Size, Style** options. ## Frequently Bought Together - WEST SYSTEM 403 Microfibres Epoxy Filler 160g - Thickens Epoxy for Wood, Marine & Fibreglass Repair - Waterproof, Multi Purpose Adhesive Powder for 2 Part Epoxy - for Interior & Exterior Use - WEST SYSTEM Epoxy Resin and Hardener - 105/205 A Pack - Marine Grade Epoxy for Wood, Metal & Fibreglass, Suitable for Outdoor Use, Furniture & DIY – Ideal for Polyester Surfaces & Gap Filling - West system Pump Set 5:1 Ratio (301-5A), Resin, Multicolored --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/626603776-west-system-403-microfibres-filler-for-2-part-epoxy-160g](https://www.desertcart.pt/products/626603776-west-system-403-microfibres-filler-for-2-part-epoxy-160g) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-08-26*