Skip to content
WEST SYSTEM 404 High-Density Filler
WEST SYSTEM

WEST SYSTEM 404 High-Density Filler

Epoxy thickener for maximum strength – hardware bonding, structural fillets and joints under high cyclic loads.

Available sizes

  • 250 g
  • 1.75 kg
  • 10 kg

We use and supply this product. Ask us about availability, the right product for your job, or having our team apply it.

About this product

WEST SYSTEM 404 High-Density Adhesive Filler thickens epoxy for maximum physical strength. It was developed for hardware bonding and anywhere you expect high cyclic loads. Blended with epoxy, it makes an excellent gap filler or structural fillet.

How to use

Blend into any 105 Resin / 200-series hardener mix wherever you need an especially strong bond.

Sizes: 250 g, 1.75 kg, 10 kg

Ask about WEST SYSTEM 404 High-Density Filler – we usually reply within one working day.

Price, availability, the right size for your job, or how to apply it – our team will get back to you.

We only use your details to reply. Privacy policy

You may also need