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.
Seachem Matrix Bio Media 1 Liter is designed to support robust biological filtration in both freshwater and saltwater aquariums. Proudly made in the United States, this compact media delivers a ready-to-use solution that fits a variety of filter configurations, helping you maintain clear, stable water for your aquatic inhabitants.
The Matrix media features a dense, porous structure that provides a large surface area for beneficial bacteria to colonize. In real-world setups, this characteristic can complement mechanical filtration and help balance ammonia and nitrite levels as part of a well-rounded filtration strategy. While individual results vary, many hobbyists appreciate the smoother, more predictable water quality that biologically active media can support over time.
The package dimensions are 3.75 inches in length, 8.0 inches in height, and 3.75 inches in width, with a total package weight of 2.0 pounds. This compact packaging makes it easy to integrate into a range of filtration systems without taking up excessive space.
Before first use, rinse Matrix media to remove fine debris. Install it in your filter’s media chamber and ensure adequate water flow for optimal filtration performance. Monitor your tank’s water parameters over time and adjust maintenance as needed.
Q: What is Seachem Matrix Bio Media used for?
A: Matrix provides a large surface area for beneficial bacteria, supporting biological filtration in freshwater and saltwater aquariums.
Q: What are the package dimensions and weight?
A: Package dimensions are 3.75 in L x 8.0 in H x 3.75 in W; weight is about 2.0 pounds.
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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