- Nature's Ocean No.4 Aragonite Gravel for Aquarium, 20-Pound
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Amazon
From $27.13 (New)
From $27.13 (New)
| Latest | $27.13 Apr 21, '16 |
| Highest | $27.13 Apr 21, '16 |
| Lowest | $21.98 Jan 25, '16 |
| Average | $26.84 (30d avg) $26.56 (90d avg) $26.36 (Lifetime average) |
| Added | Jan 10, 2016 |
30 day average: 250,118
90 day average: 191,016
Nature's Ocean Aragonite Gravel#4 20LBS (Grain size: 1.7 -2.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter media. For Best Results Use as Follows: Pre-washed Minimum Rinse Required.