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(Use with Part B SKU 173614) Altex Yacht & Boat Epoxy High Build Surfacer is a two component new technology high build epoxy surfacer and profiling compound. Altex Epoxy High Build Surfacer is designed to fill and profile minor imperfections such as found on epoxy glass lay-ups, sanded epoxy fairing compounds, and repair sites on damaged structures. The recommended maximum dry film thickness per coat is 0.5mm (500 microns). Altex Epoxy High Build Surfacer may be applied by spray or squeegee, or a combination of both. Features Excellent build and filling qualities Light-weight Easily applied without specialised equipment Excellent sanding properties Excellent water resistance Compatible with many substrates including suitably primed steel, aluminium, gel-coat, epoxy laminates, composites etc. May be applied direct to fresh epoxy laminate and composites May reduce labour input during the fairing stages of new builds