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The rena smartfilter is a great alternative to a rena canister. Mine kept a 90 gal koi tank clean untill my canisters came in, and they are very messy fish. Eventually spring for the canister but till then the smartfilter is your best bet

I have no knowledge or experience with planted aquariums so any tips on how to get started would be great

the size part i got covered, my friend has a pondand when they growtolargs that will be there new home

I have an empty 48 bowfront all ready to go so anyone have any set up or style ideas. I have a 90 gal koi up and running, so im open to anything except salt for the 48.

I have three koi in a 90 gallon tank I use a filstar xp2, xp4, and a rena smartfilter 55. So far the water is crystal clear and all is well. I was wondering what i should be on the look out for. So many people tell me that i cannot keep koi inside a tank. Any comments?

i used a clarifer to get rid of some clouding now my tank smells or rotten egg. will the filtration sort this out or do i need to change the water again? I have a 90 gallon koi with a filstar xp 3, xp 4, and a smartfilter 55.

My tank is a month old and very well filtered, I have a few koi anf silver dollars. How long should i expect it to be cloudy? I have never had this prob before. And no i dont overfeed them lol.

Anyone using the rena hang on smartfilter? If so then id love some input and opinions.

Is it possible to overfilter an aquarium and if so what are the dangers?

thanks. I keep seeing mention of a venturi nozzle or whatever listed on alot of sites and was wondering what it is. What is your opinion of this line of filters?

try cory cats

cory cat You can never go wrong with a cory cat!

What is the venturi option and how do i install it??