One of our best-selling sized vacuum chambers, the 18" DIA x 20" H chamber is ideal industrial applications requiring large testing volume. This top-loading configuration is designed to fit a 5-gallon pail, and is ideal for degassing applications.


  • Vertical cylindrical, top-loading design
  • View your application through a clear acrylic lid
  • Includes three ports: vacuum port with manual ball valve, vent port with manual ball valve, and 0-30 inHg vacuum gauge
  • Helium leak tested for quality assurance