Hot-dip galvanized vacuum tanks from LMT resist corrosion in harsh environments. Steel tanks are fully submerged to provide full coverage inside and out. Galvanizing deters against caustic liquids and gases. Tanks are available in 300- to 5,000-gallon capacities with customizable options. They are available with single or multiple compartments. Galvanized tanks can remain unpainted or be painted for a more traditional appearance. 800/545-0174; www.vaxteel.com.