https://hayward-pool-assets.com/asse...f?fromCDN=true

"laterals", not "extents"

If you are going to rebuild the filter, buy a whole new valve. Outside of a factory setting, hardly anyone can get the gaskets to last more than a year or two. If your shell is OK, it's possible to rebuild the interior. You'll just have to cost it out to see if it's practical.