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- Smooth coat finish
- Sand faced finish
- Rough coat finish
- Pebble dash or dry dash finish
- Depeter finish
You may apply one two or three coats of plaster to achieve a smooth finish three coats are only used if the surface is extremely uneven the first coat in a three coat finish called a screed coat is applied to level the surface and to ensure that the plaster is correct thickness
Two Coat Plaster
Base coat; is a roughly finished leveling coat of plaster applied over masonry it refers to any plaster coat applied before the finish coat.
Finish coat; is the final coat of saving either as a finished surface or as a Bose for decoration
Three Coat Plaster
Scratch coat: is a first coat in three coat plaster which must adhere firmly and rocked to provide a better board for second or Brown coat
Brown coat: is roughly finished leveling coat in three coats plaster
The finish coat: is the final coat of plaster like the finish coat of two coat plaster
Preparing surface for plastering
If you need to plaster a smooth surface the first is to provide enough key for the plaster and to wash off all traces and hack for birch work you need to remove any projection and clean the surface which a stiff brush similar to plastering black work
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