West System 407A blended microballoon-based filler to make fairing putties which are easy to sand but remain strong on a strength-to-weight basis. This low density filler is ideal for blending with epoxy resin/hardener to create a multi-purpose adhesive for large-scale fairing, marine repairs, fibreglass repairs, carving, thickening, architectural repairs and automotive body repairs. Add 20% to 40% by weight to mixed epoxy.

Colour: Reddish-Brown

Size: 700 Grams