Strong, triple corrosion protected steel cap and reflector. Metal reflector and cap are pre-treated, zinc coated, then epoxy painted with a reflective silver colour to prevent corrosion and improve heating. Reflector is designed deeper for improved bulb protection. Strong, plated wire guard provides excellent bulb protection and is pinned to hinge open for easy bulb replacement. Push button energy-saving high/low/Off switch is conveniently located on the side of the unit and is totally sealed for long life.