Profile: Delta GBN Ltd offers complete anti-corrosion coating systems for both small and large components using dip spin, dip drain and spray application methods. The Protekt® is an anti corrosive coating system for steel and iron. There are two types of coating in the system, protect KL100 and the VH300 series of topcoats. It is applied like a paint either by various dipping processes for items coated in bulk (bolts, nuts, pressings) or spraying before being heat cured at around 230°C.