1. Reeflux

    Marco Rock In Tubs w Cor Alg Spores

    Hoping I can get some advice on my procedure here. Any help is appreciated! I'm 60% done with my build, so I'm preparing ahead of time for the tank and it's bio filtration. I got some Polypropylene Tubs and put my aquascaped marco rock inside. I know PP isn't quite as good as HDPE because... - All-In-One Aquarium Filtration