GPS 1222A E2300, E8474 for Galvanized Steel Coating in C3 Env. 2 – 5 Years

Preliminary cleaning:

Thoroughly degrease the surface to remove all contaminants as per AS 1627.1

Brush (sweep) Blast Clean as per Std. AS 1627.4 Appendix D, or if not possible hand abrade thoroughly to achieve a surface profile of 10 – 15 microns.


1. Apply two coats of Envirothane 2300 Anti Corrosive Primer to achieve 100 um DFT

2. Apply 1-2 coats of Enviroflon 8474 W/B Polyurethane topcoat to achieve 50μm DFT


  • Fascias and facades
  • Architectural Steelwork etc

E8474 is suitable practically wherever good chemical resistance with good durability and aesthetic appearance is required.



ENVIROPHOS 2300 is a water based, environmentally friendly two pack zinc phosphate primer for mild steel, hot dipped gal and zinc plated steel. This product exhibits excellent anti-corrosive properties, is fast drying and has very good resistance to abrasion and impact damage. E2300 commonly forms the primer or intermediate coat in medium to heavy duty coating specifications, in conjunction with an ENVIROTHANE Topcoat.

ENVIROTHANE 8474 is a water borne two pack polyurethane coating which gives excellent adhesion, barrier and film properties on a variety of substrates. It is easy to use and environmentally friendly, with the added benefit of durability, good yellowing and UV resistance on exterior exposure.


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