[Protank - Plastic Tanks, Custom Plastic Tanks, Water Tanks Protank supplies plastic tanks and water tanks in many different styles. Such as, double wall tanks, vertical tanks, XLPE tanks, chemical tanks, custom tanks, heat traced and insulated tanks, cone bottom tanks. We also offer a full line of chemical piping systems. PVC pipe, CPVC pipe, PVDF, and Fiberglass. We ship water tanks and plastic tanks from over thirty different locations.]