West System 407 Low Density Filler 12 oz Spinlock blocking the penetration of dust

blocking the penetration of dust and dirt

Suitable for use on liquid & energized electrical fires

The answer for a quick and easy alternative to conventional varnish

404 High-Density filler is a thickening additive developed for maximum physical properties in hardware bonding where high-cyclic loads are anticipated

Two rows of stitching on top and bottom hems

West System 407 Low Density Filler 12 oz Spinlock blocking the penetration of dust407 Low Density filler is a blended microballoon based filler used to make fairing putties that are easy to sand or carve. Reasonably strong on a strength to weight basis. Cures to a dark red brown color.