rinse after backwashing?

You only need to backwash when the pressure rises about 25% above the normal clean pressure. I wouldn't backwash every week unless it required it. And yes, you should rinse the filter a minute or two after a backwash.
 
Thread Status
Hello , This thread has been inactive for over 60 days. New postings here are unlikely to be seen or responded to by other members. For better visibility, consider Starting A New Thread.