Cover CoatsIf you love layers, coat your pieces with Duncan Cover Coat Opaque Underglazes! Applied directly to greenware, soft-fired bisque or bisque, these underglazes provide solid coverage over even the darkest colors, and are perfect for airbrushing and brushwork.
Duncan CoverCoat Underglazes fire to an opaque, porous matte finish and are safe for food when a Duncan food-safe clear glaze is applied over them. For custom colors, tint them with other Cover Coat colors or Duncan E-Z Stroke Translucent Underglazes.
Colors are available in 2-oz. squeeze bottles and assorted colors are offered in pint and gallon sizes.