Fusor® 800DTM/801DTM/803DTM direct-to-metal sealer is a one-component, moisture-cure product used for duplicating factory appearance on standing seams and cosmetic seams in automotive collision repair and industrial heavy duty truck, bus and trailer repair. Typical applications include: truck bed seams, trailer sidewall and window sealing, tooled door skin seams, floor pan seams, core support seams, brushed seams and other applications in which a non-sag cosmetic seam sealer is required.