Skip to main content


Customized nitrogen inerting and blanketing solution.

Air Liquide’s VESTAL™ system is a customized nitrogen inerting and blanketing solution developed to support product quality and safety by keeping out oxygen and moisture. VESTAL™ helps to protect liquid products from impurities found in the air and reduces the potential for corrosion in tanks and vessels. VESTAL™ is a complete solution designed to enhance safety in storage and handling of any combustible fluids and to protect chemicals and other materials from contamination.

Our team of experts and engineers create customized VESTAL™ solutions designed around varying vessel sizes, product quantities, emptying rates and production schedules.

We use industry recognized methods to calculate the volume changes occurring in the headspace due to temperature variation or liquid pump-out. VESTAL™ is a cost-effective solution that is easy to implement.

VESTAL™ facilitates plant safety for flammable liquids, and the equipment is compliant with most technical requirements and safety standards.