About Girard Equipment Inc
- Girard Equipment, Inc., family owned and operated since 1952, is one of North America's leading builders of the most widely used safety equipment for the tank trailer industry. Our popular line of Pressure Relief Vents and Magnetic Vacuum Breakers for both MC307 & DOT 407 specification tank trailers have become industry standards, unsurpassed in quality and reliability. A list of satisfied customers reads like a "Who's Who" in the tank truck and intermodal tank container industry. A close relationship with Chemical Transport companies and Tank Transport Equipment Builders ensures that we are in tune with the needs of the industry we service.