Join Date: Dec 2009
Location: Philadelpha, Pa
I used them with an Eheim 2232, Hydor inline heater. I found the flow to be just right. I actually throttled down the filter at times. That said, I later tried them on a 60p with a 2215 and they definitely didn't have enough flow. Thought they were just right on the 45 with the 2232 imo.