Usually this pressure is 0.twenty five inches of water column, but could be lifted or lowered as the procedure necessitates. Isolators have to be periodically leak tested to make sure their integrity and prevent escape of the decontamination agent. Leak testing can be done by different methods including pressure https://www.tumblr.com/tailinscitech/805881091208724480/applications-and-benefits-of-tailin-containment?source=share