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.
Keep your feline friend hydrated with water that feels fresh as it flows. The UIOOQ Official Cat Fountain Filters come in a 16-pack, including eight replacement filters and eight pre-filter sponges, all designed to work with UIOOQ fountains. Built around a four-layer filtration approach, these components combine activated carbon and ultra-fine fiber to help maintain clean, circulating water. The result is a steady stream that remains clear as your cat enjoys a quiet, inviting fountain experience.
In daily use, the system emphasizes surface freshness and water clarity. Activated carbon targets impurities while a layered fabric network helps catch hair, dust, and tiny food particles as water moves through the filter. The combination works with the fountain’s circulating action to support a consistent drinking source for your cat across busy weeks and changing environments.
These filters are a practical upgrade for pet households seeking a consistent, clean water source without overpromising results. While outcomes can vary, many pet parents notice a fresher water experience when the fountain remains well maintained.
Q: What is included in the 16-pack?
A: The kit contains eight replacement filters and eight pre-filter sponges for UIOOQ cat fountains.
Q: How often should I replace the filters?
A: Typically every two weeks, but adjust based on your cat’s environment and water usage.
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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