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.
Designed for busy aquarium owners who value speed and reliability, the Tetra Whisper ATS26170 assembled BioBag filter cartridges offer a convenient, ready-to-use solution for Whisper filtration systems. Built with color-coded packaging, these cartridges make it easy to identify the appropriate size at a glance, minimizing maintenance errors and downtime.
In everyday tanks, quick cartridge swaps help maintain a calm, clear aquarium. The assembled cartridges minimize handling and ensure a snug fit, supporting consistent water flow. Users often notice easier maintenance routines when swapping to ready-to-use media after water changes or filter service.
With Tetra, you get a dependable filtration upgrade that blends convenience with proven filtration performance. These assembled BioBag cartridges are designed to work with a range of Whisper models, making them a versatile option for diversified tanks. Please follow the specific filter model instructions for best results.
Q: What is included in the Tetra Whisper ATS26170 assembled BioBag cartridges package?
A: Large 6-count assembled cartridges, two packs of 3-count, ready to install.
Q: Which filters are compatible with these cartridges?
A: Whisper power filters 20i, 40i, c, 20, 30, 40, and 60.
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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