Free shipping on all U.S. orders · Delivery details at checkout
30-day free returns · Full refund on unused items




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We proudly offer free shipping on all orders across the United States. Every item in our store is delivered with no additional shipping cost.
When you place an order, estimated delivery times are provided based on product availability and your location. Shipping details will be shown at checkout so you know exactly when to expect your pet essentials.
Please note that delivery times may vary depending on your region and carrier availability. While all orders ship free, we work with trusted logistics partners to ensure reliable and timely delivery for pet owners across the U.S.
30-day free returns. Return unused items in their original condition and packaging within 30 days of delivery for a full refund.
Return shipping is free. Email petlywox@gmail.com with your order number and we send you a prepaid return label. Damaged, defective or incorrect items are also returned free of charge.
Once your return is received and inspected, your refund is issued to the original payment method within 10 business days. Opened consumables, used grooming or hygiene items, custom products, sale items and gift cards are not returnable unless they arrived damaged, defective or incorrect. See our Refund Policy.
Please note that deliveries to certain remote or outlying areas may experience slight delays during busy periods or due to weather conditions. These delays are temporary and may vary depending on the location and carrier operations. We appreciate your understanding and patience.
Renami presents an assembled medium filter cartridge pack built for easy installation in popular Whisper Power Filters and Fauna ReptoFilter systems. This 18‑pack is designed to minimize downtime, so you can keep your aquarium running smoothly with fewer interruptions. Expect straightforward replacements that fit snugly and start filtering right away.
Each cartridge is pre-assembled, so you can swap in without any extra setup. Carefully finished edges help reduce carbon dust leakage, keeping the tank cleaner as water moves through the filtration media. The interior features a built-in 4‑grid ABS frame that supports an even distribution of carbon, while durable ABS edges contribute to a robust, long‑lasting fit in humid aquarium environments.
The cartridges combine a dense dual‑sided mesh with Ultra‑Activated carbon to capture debris and dissolve odors or discoloration. This setup can help keep water looking and smelling cleaner, and may contribute to a more stable appearance in your tank over time without making any guarantees.
For ongoing results, replace Renami medium filter cartridges every 2–4 weeks, with frequency varying by tank conditions and bioload. Regular checks and proper seating in the filter housing help maintain optimal performance and minimize tank downtime.
Q: Which filtration systems are compatible with these Renami cartridges?
A: Compatible with Tetrra Whisper Bio-Bag Power Filters (IQ10, 10i, PF10 series) and Fauna ReptoFilter.
Q: How often should I replace the Renami medium filter cartridges?
A: Replace every 2–4 weeks, depending on tank conditions and bioload.
Full details: Shipping Policy · Refund Policy. Questions? Email petlywox@gmail.com.
Check the exact measurements and package contents before ordering. Read U.S. delivery details and return conditions. For a product question, email petlywox@gmail.com.
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