Pure Cube Water Trough Filter 2.0, Super‑Strong Filtration Aquarium Water Trough Purifier Cube for Horse, Livestock, Fish Tanks & Ponds

Ultra‑Strong Filtration & Odor Control: Honeycomb‑structured activated carbon maximizes surface area to adsorb contaminants, remove odors and keep water crystal‑clear.(Note: It will begin to take effect one week after placing it in the fish tank.)

Multi‑Use Versatility: Safe and effective for aquariums, fish tanks, ponds, horse/livestock troughs and outdoor water features—one cube does it all.

Eco‑Friendly & Reusable: Durable charcoal block with cotton wrap can be rinsed and reused for up to 6 months, reducing waste compared to disposable filters.

Easy Setup & Maintenance: No tools required—simply rinse cube with warm water, place in water inlet or trough, and replace every 3–6 months for optimal performance.

Premium Honeycomb Design & Ideal Dimensions: Compact 4 × 4 × 4 inch (≈10 × 10 × 10 cm) cube fits most tanks and troughs, while its rigid honeycomb structure ensures long‑lasting filtration power.