For those looking for a nice skimmer @sfsuphysics both ATI are on sale, the 200 and 250 models
https://store.atinorthamerica.com/c...ne-200-i-series-protein-skimmer-w-pump-50-off
https://store.atinorthamerica.com/c...ne-200-i-series-protein-skimmer-w-pump-50-off