I have a the Fluval 2.0 and the 3.0. I'm not sure off the top of my head what size, but I'm thinking they are both 36". I admit I don't understand any of this PAR stuff. What I've been looking for is some chart or reference on where I should put my settings, as percentages, for med and high light for planted aquariums. One tank is a low tech 29 gallon and the other a standard 45 gallon with CO2. The 29 is getting moved and a make over this week.
The 45 (yes I have algae) -
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3 planted nano community fish tanks.