Worker spreading a liquid coat with a squeegee followed by a roller, the same way polyurea primer is spread on concrete

Polyurea Primer: Preparing Concrete Before Spraying

A polyurea primer is the thin coat that goes between the concrete and the polyurea membrane. It seals the pores, binds loose dust and gives the membrane a firm grip. In fact, many lining problems start below the membrane, not in it. This guide shows how to check the concrete, how to choose a primer and how to prepare the ... Read More