Vacuum Barrier designs, engineers and fabricates LN2 dosing and piping systems for Food & Beverage, Semiconductor, MBE, Pharmaceutical, Biotech, Beer, Wine, Coffee and Cannabis industries. Investigating your unique application, we provide a custom or standard LN2 solution and become your one-source for a complete system. Our continued commitment to deliver safe and defect-free product while achieving the highest level of customer satisfaction has allowed us to remain the leader in LN2 dosing and LN2 piping systems for 60 years.