Best in 7 days
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Ships within 48 hours · Estimated delivery Jun 17 - Jun 22
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Description
Seachem Laboratories Matrix Biological Media 1ea/4 LMatrix High capacity biofiltration Controls ammonia, nitrite, and nitrate Highly porous enormous surface area (>~700 m2 L) Supports aerobic and anaerobic bacteria species Matrix is a high porosity biomedia that provides efficient biofiltration for the removal of nitrogenous waste. Matrix is a porous inorganic solid about 10 mm in diameter. Each liter of Matrix provides as much surface (>~700 m2) as 170 liters of plastic balls! Plastic bio materials
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.5 ★★★★★
Based on 857 reviews
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Product Reviews
★★★★★ 5
keeps shower floor clear and clean
Color: Black
could be simple for soaps on the shower floor....seemed like too many parts
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Reviewed in the United States on March 27, 2026
★★★★★ 5
Looks nice and neat!
Color: Black
Sturdy and keeps sink neat and organized.
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Reviewed in the United States on May 27, 2026
★★★★★ 5
Nice quality
Excellent quality, good bristle strength, versatile assortment, good value and excellent material.
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Reviewed in the United States on May 10, 2026
★★★★★ 5
perfect for dishes
i love these brushes for my dishes. these are an excellent swap if you are trying to reduce plastic. they scrub really well
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Reviewed in the United States on May 26, 2026
★★★★★ 5
Great quality natural brushes to replace plastic
Been swapping out all the plastic junk for natural items. These brushes are great, I use them with dish butter and they work great. So far holding up really well. Plenty of brushes for different needs, we even have a dedicated veggie scrubber now.
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Reviewed in the United States on April 12, 2026
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