brown coat


brown coat

[¦brau̇n ¦kōt] (materials) Mortar with about 1 to 1½ bushels (35 to 53 liters) of hair per 200 pounds (91 kilograms) quicklime; used to make a brown coat of plaster, which is covered with a finish coat, and often covers a scratch coat.

brown coat, floating coat

The coat of roughly finished plaster beneath the finish coat; in three-coat work, the second coat of plaster, applied over a scratch coat and covered by the finish coat; in two-coat work, the base-coat plaster applied over lath or masonry; may contain a greater proportion of aggregate than the scratch coat.