Filter for 75 gallon

[Jill-O]

We have 2 Penguin 350 BioWheels AND 2 Rena 3's on both our 75's.

 

[monicatetra]

Thanks for everyones advice

My dad helped me sand down the acrylic a little bit and we were able to put up the AC 70 just now Still waiting for for my 400 to arrive.