
West System 404 High-Density Filler Thickening Additive 250g
West System 404 High-Density Filler is a premium thickening additive designed for marine applications. This 250g filler enhances West System epoxy, providing excellent strength and resistance to water and weather. Ideal for filling gaps, creating fillets, and strengthening joints, it maintains the epoxy's integrity under extreme conditions. Easy to mix and apply, it ensures a smooth finish and superior adhesion on a variety of marine substrates. Perfect for boat builders and repair professionals seeking durability and performance in their projects.
Out of stock items can be ordered and shipped out within 3-5 working days
We despatch all orders within 24 hours. Orders placed weekdays before 4pm will be shipped the same day.
Call us and speak to an expert on 0191 4297309 - (Mon - Fri / 9am - 5pm).
Pickup available at Marine Chandlery: North Shields
Usually ready in 1 hour

West System 404 High-Density Filler Thickening Additive 250g
Marine Chandlery: North Shields
Unit G4 Narvik Way
Tyne Tunnel Trading Estate
North Shields NE29 7XJ
United Kingdom

West System 404 High-Density Filler is a premium thickening additive designed for marine applications. This 250g filler enhances West System epoxy, providing excellent strength and resistance to water and weather. Ideal for filling gaps, creating fillets, and strengthening joints, it maintains the epoxy's integrity under extreme conditions. Easy to mix and apply, it ensures a smooth finish and superior adhesion on a variety of marine substrates. Perfect for boat builders and repair professionals seeking durability and performance in their projects.








