Five times the filtering power with higher absorptive Capacity than other premium brands Maximizes filter efficiency by helping to remove harmful toxins and ammonia from the aquarium water. Penn-Plax Pro Carb formula will keep your water clear for 4 to 6 weeks Pro-Carb leaves your water looking crystal clear and is safe for use in both fresh and saltwater fish tanks. Control pour spout and grip. pH- Stable; Phosphate Free

Penn Plax is a name that stands for Quality， Innovation and Integrity- In the Pet Industry for over 50 years- Experience a great line of Pet Products in all categories!- Penn-Plax is committed to creating and manufacturing innovative pet products for first-time pet owners and serious hobbyists alike- Pro-Carb - Large 57 oz- Charbon 1620G - MM- For Crystal-Clear Water Long-Lasting Fast-Acting Removes harmful chemicals， toxins， odors， discolorations and other contaminants- Category: Aquarium Supplies/Maintenance- Sub Category: Filter Cartridges- Cubes: 0-0044- Weight: 4-1700- SKU: PPPHM628