K2.5 XL Cz2.5 Filter Media PREMIUM GRADE Moving Bed Biofilm Reactor (MBBR) Fresh, Virgin, NOT Recycled. Creates Most Robust Good for Aquaponics • Aquaculture • Ponds • Aquariums (1 Gallon)

K2.5 XL Cz2.5 Filter Media PREMIUM GRADE Moving Bed Biofilm Reactor (MBBR) Fresh, Virgin, NOT Recycled. Creates Most Robust Good for Aquaponics • Aquaculture • Ponds • Aquariums (1 Gallon)

K1 Bio Filter Media Moving Bed Biofilm Reactor (MBBR) for Aquaponics, Aquaculture, Hydroponics - Ponds - Aquariums by Wholesale Koi Farm, 1 Cubic Foot

K2 Bio Filter Media Moving Bed Biofilm Reactor (MBBR) for Aquaponics, Aquaculture, Hydroponics - Ponds - Aquariums by Wholesale Koi Farm, (1 Cubic Foot)