Curry Supply vacuum trucks are designed for rugged conditions. The American Society of Mechanical Engineers (ASME) has authorized the company to build pressure vessels in accordance with the requirements of the ASME Boiler and Pressure Vessel Code. Tanks are made with 1/4-inch steel, available in 3,360, 4,200 or 4,620 gallons, and are Federal Bridge Law compliant. Tanks are designed with a stress-free mounting system for increased truck life. Units include 4-inch unloading ports, 36-inch rear manway, and a 6-inch push bumper. There’s a driver-side ladder added for convenience. Tanks have a ball float level indicator, full-length fenders and storage trays. All tanks are blasted, prepped and painted using Axalta Coatings for corrosion resistance. Units are available in kit form for easy self-assembly. 800/345-2829; www.currysupply.com.