Glossary “primer coat” Definition:
First film of coating applied in a multiple coating operation.

Glossary “primer filler” Definition:
Very thick form of primer-surfacer. It is sometimes used when a very pitted or rough surface must be filled and smoothed quickly.

Glossary “primer sealer” Definition:
Type of paint that provides adhesion for the topcoat and seals old, painted surfaces.

Glossary “primer surfacer” Definition:
A high-solid type of primer used to level and fill small imperfections in a surface.