Steel. Sandblasting to SA 2.5 grade is recommended. If this is not possible, the substrate must be perfectly clean, dry, degreased and free from rust and / or calamine and mechanically abraded. On epoxy or polyurethane primers or galvanizers apply a coat of EPOFOND HB, then 1-2 coats of POLIFOND followed by the chosen finish.
New galvanized steel. The substrate must be dry and perfectly degreased. Apply a coat of EPOFOND HB.
Already painted galvanized steel. Remove any traces of rust by abrasive. The surface must be dry and perfectly degreased. Apply a coat of EPOFOND HB.
Fiberglass.The substrate must be dry, well degreased and slightly abraded. Apply a coat of EPOFOND HB.
Concrete. The substrate must be clean, dry, seasoned, free from easily detachable friable particles, efflorescence and release oils. Apply a coat of EPOFOND HB.
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