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100% biodegradable polymer DESIGNED and TESTED for aquatic systems that act as a carbon source for the growth of beneficial bacteria resulting in the removal of nitrate and phosphate from the water.
$19.99
(13)
8" by 6" nylon bag with plastic zipper. 1,000 micron openings.
8" by 6" nylon bag with plastic zipper. 300 micron openings.
12" by 6" nylon bag with plastic zipper. 1,000 micron openings.