3M Scotchkote Liquid Epoxy Coating 323C is a two-part system designed as a patch material for 3M Scotchkote Fusion-Bonded Epoxy Coating 134.Mix nozzles sold separately. For use with the 3M Scotchkote Liquid Epoxy Coating Manual 450 ml. Applicator OR 3M Scotchkote Liquid Epoxy Coating Spray System HSS 450 ml. Applicator.