WEST SYSTEM 403 Microfibres Filler 800g - Thickens Epoxy for Wood, Marine & Fibreglass Repair - Waterproof, Multi Purpose Adhesive Powder for 2 Part Epoxy - for Interior & Exterior Use
West System 403 Microfiber Additive Clear 750 g
Overall Rating: 3.8 / 5 (average from multiple review sources, as of 23 May 2026)
Based on a total of 11,196 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 11,196 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Price
3 working day(s)
PayPal
PayPal
DIRECTebanking
DIRECTebanking
Visa
Visa
Mastercard
Mastercard
£21.99
Delivery from £8.49
WEST SYSTEM 403 Microfibres Filler 800g - Thickens Epoxy for Wood, Marine & Fibreglass Repair - Waterproof, Multi Purpose Adhesive Powder for 2 Part Epoxy - for Interior & Exterior Use
Overall Rating: 2.4 / 5 (average from multiple review sources, as of 24 May 2026)
Based on a total of 46,628 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 46,628 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Total Price
In stock. Express Delivery available with Amazon Prime.
Direct debit
Direct debit
Visa
Visa
Mastercard
Mastercard
£29.96
Free Delivery
🤖 Ask ChatGPT
💡 Is it worth the price?
🔁 Better alternatives?
⭐ What do users say?
West System 403 Microfiber Additive Clear 750 g - Details
▶ Finding you the best price!
We have found 2 prices for West System 403 Microfiber Additive Clear 750 g. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
West System 403 Microfiber Additive Clear 750 g - Price Information
- Cheapest price: £21.99
- The cheapest price is offered by waveinn.com (UK). You can order the product there.
- The price range for the product West System 403 Microfiber Additive Clear 750 g is €£21.99to €£29.96 with a total of 2 offers.
- Payment methods: The online shop waveinn.com (UK) supports: PayPal, DIRECTebanking, Visa, Mastercard
- Delivery: The shortest delivery time is 3 working day(s) working days offered by waveinn.com (UK).
Similar products
£12.00
amazon.co.uk
Delivery from £4.49
£30.52
Amazon-marketplace.co.uk
Free Delivery
West System Microfibers White 6 oz
£18.99
waveinn.com (UK)
Delivery from £7.99
West System Microfibers White 20 oz
£37.99
waveinn.com (UK)
Delivery from £7.99
Cheapest offer
WEST SYSTEM 403 Microfiber Additive: The Ultimate High-Strength Thickener for Marine BondingAchieve professional-grade structural bonds and flawless repairs on your vessel with WEST SYSTEM 403 Microfiber Additive. As an essential component for any serious boater´s maintenance toolkit, this high-performance thickener is engineered to significantly enhance the strength, reliability, and gap-filling capabilities of your WEST SYSTEM epoxy. Whether you are undertaking a major restoration project, bonding critical structural components, or performing routine repairs, 403 Microfibers provide the confidence and performance that the marine environment demands.Unmatched Strength for Critical ApplicationsWEST SYSTEM 403 is a premium blend of cotton cellulose fibers, specifically designed to be used as a thickening additive for bonding applications. When mixed with WEST SYSTEM 105 Resin and a 200-series Hardener, it transforms the epoxy into a robust structural adhesive with exceptional toughness
£21.99
3 working day(s)
waveinn.com (UK)
Don't forget your voucher code:
Report Illegal Concerns
You are about to report a violation based on the EU Digital Services Act (DSA).