FS 38 gal Hexagon & misc equipment. Calgary local pick up.

[Reef_Geek]

I don't think you have to worry about it being excessively powerful.

it's rated 159 gallons per hour. Compared to Hydor's nano powerhead, which is comparable but rated 240 gph. So this will do the job, and you don't have to drop $40 on a new pump