Nice I just bought the 200 sss from marine depot last night.For a heavy load 180, I would go with a Reef Octopus Regal 200SSS. They are also 25 percent off right now. I just purchased a Reef Octopus 250SSS for my 225 gal tank. I had a 150SSS on my 120 gal tank and they are a beast of a skimmer.