![Amazon.com: Cz Garden Supply K1 Filter Media Premium Grade Moving Bed Biofilm Reactor for Aquaponics, Aquaculture, Hydroponics, Ponds, Aquariums, 3.5 Cubic Feet : Patio, Lawn & Garden Amazon.com: Cz Garden Supply K1 Filter Media Premium Grade Moving Bed Biofilm Reactor for Aquaponics, Aquaculture, Hydroponics, Ponds, Aquariums, 3.5 Cubic Feet : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/71r5k4bDPeL.jpg)
Amazon.com: Cz Garden Supply K1 Filter Media Premium Grade Moving Bed Biofilm Reactor for Aquaponics, Aquaculture, Hydroponics, Ponds, Aquariums, 3.5 Cubic Feet : Patio, Lawn & Garden
![Amazon.com: K1 Filter Media PREMIUM GRADE Moving Bed Biofilm Reactor (MBBR) for Aquaponics • Aquaculture • Hydroponics • Ponds • Aquariums by Cz Garden Supply (1 Gallon) : Pet Supplies Amazon.com: K1 Filter Media PREMIUM GRADE Moving Bed Biofilm Reactor (MBBR) for Aquaponics • Aquaculture • Hydroponics • Ponds • Aquariums by Cz Garden Supply (1 Gallon) : Pet Supplies](https://m.media-amazon.com/images/I/41f+0ZIagzL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: K1 Filter Media PREMIUM GRADE Moving Bed Biofilm Reactor (MBBR) for Aquaponics • Aquaculture • Hydroponics • Ponds • Aquariums by Cz Garden Supply (1 Gallon) : Pet Supplies
![I made a DIY K1 micro filter in my 65L(~17gal) tank, one of my Black Tetra absolutely loves watching the media tumble around! : r/Aquariums I made a DIY K1 micro filter in my 65L(~17gal) tank, one of my Black Tetra absolutely loves watching the media tumble around! : r/Aquariums](https://external-preview.redd.it/i-made-a-diy-k1-micro-filter-in-my-65l-17gal-tank-one-of-my-v0-GcB7mu5YBS-NkPR_ZwZ341xcGattGvIGAioKJ67XdMU.png?format=pjpg&auto=webp&s=e8453505ea9c7b4f1efb6ecb45f17f33cbc0dc6d)