Commonly this stress is 0.twenty five inches of water column, but is often raised or decreased as the process calls for. Isolators should be periodically leak tested to ensure their integrity and forestall escape of your decontamination agent. Leak testing can be done by different procedures such as tension https://medium.com/@tailinscitech/applications-and-benefits-of-tailin-containment-isolator-for-handling-high-potency-materials-8c66a55dbcf7