wow thxs for the kind words ' i was referred my manhatten aquariums about this site and they said people up on here will help out with all ur questions ; and its so true i thought it was to good to be true... i do have another question? i have a 40 gallon that i had up /running for over a year on a fluval but want to buy a pro-clear 75 wet dry will it help run the tank better than the fluval?