Except that contains parts. The more parts the bigger chance of trouble.
At minimum a Check valve would have: A Case or Body, a Spring and a Ball.
A Rupture Disk has 1 moving part.
See My Post above for a Link with details and Pics.
There is a ‘tilted disk’ type of check valve, maybe that is what they are going to use.................
“Except that contains parts. The more parts the bigger chance of trouble.”
“Any part you leave out can’t break.” Glenn Curtis