Typically this tension is 0.25 inches of h2o column, but is often raised or decreased as the method involves. Isolators need to be periodically leak tested to ensure their integrity and stop escape with the decontamination agent. Leak testing can be done by different approaches which include pressure decay https://tailinscitech.mystrikingly.com/blog/applications-and-benefits-of-tailin-containment-isolator-for