Seachem Tidal Matrix Media

$3.95 ~~$5.89~~ In stock

Seachem Tidal Matrix Filter Media

Biological filtration ready to use in filter bag for Seachem Tidal Filters (useable for other filters as well).

Suitable for marine and freshwater.
High capacity biofiltration.
Controls ammonia, nitrite and nitrate.

Seachem matrix is a high porosity biomedia providing great biofiltration to aid the removal of nitrogenous organic waste matter. Matrix media is a porous, inorganic solid of about 10mm diameter that provides both external and internal macroporous surface area to assist in the removal of nitrate, ammonia and nitrite.

Available for:

Tidal 35
Tidal 55
Tidal 75
Tidal 110

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Customer Reviews (4.0 / 5 · 4 reviews)

George ★★★★★ Oct 18, 2026

The porous surface really grabbed onto my beneficial bacteria within the first week. My nitrates have dropped noticeably, and the water looks crystal clear since I swapped out my old sponges.

Joshua ★★★★☆ Oct 21, 2026

The pre-bagged media fit perfectly into my Tidal’s chamber without any mess, and it handles both my freshwater tank fine. Knocked off one star only because the bag takes up a bit more room than loose media, but the biological filtration is solid.

Julian ★★★★☆ Oct 20, 2026

The bagged format made setup a breeze—just dropped it in my Tidal filter and it was ready to go. It's been running for a month now and my ammonia levels have stayed at zero, though I did have to rinse it a bit before the water ran clear. Solid value for freshwater tanks like mine.