Here is a review left by a customer on a product. Would you say he was satisfied or dissatisfied?
Title: Great filters for a great pump..
Review: These 2 filters work great in my Rena XP3 pump, which is the best one I've had for my aquariums. I usually had those pumps that sit on the back of the tank, but they've never worked well no matter what the size of my tank.
