CERTILITE® V VM4L LED fixtures are designed for installations where moisture, dirt, dust, corrosion and vibration may be present or Type 3 and 4X areas where wind, water, snow or high ambients can be expected. They can be used in locations made hazardous by the presence of flammable vapors or gases or combustible dusts as defined by the NEC/CEC/IECEx/ATEX and INMETRO. Traditional industrial appearance, suitability and photometric performance Wide variety of optics including globes, globes with reflectors, all-glass refractors, spin-top refractors and flat lens Swing-barrel nut patented tank mounting system For harsh and hazardous environments