描述
- Supports good bacteria to boost water quality in aquarium fish tanks or fish pond
- Superior biological filtration breaks down ammonia, nitrite, & nitrate
- Great for canister filter, box filter, wet and dry filter, DIY filter.
- Ceramic ring size: 5/8"x 5/8"
CNZPremier Bulk Bio Ceramic Rings Filter Media for Aquarium Koi Fish Pond Reef Filter (10-lbs)
