Folks, if you've recently upgraded or renewed your annual club membership but it's still not active, please reach out to the BOD or a moderator. The PayPal system has a slight bug which it doesn't allow it to activate the account on it's own.
Yes, Fluval FX4 is a great filter for big aquariums. I've been using this canister filters for almost 10 years now. It featues 700 gph flow rate and 5 filtration stages