Seachem The Bag
Seachem Purigen 100ml Resin. Purigen controls ammonia, nitrites and nitrates by removing nitrogenous organic waste that would otherwise release these harmful compounds.
Seachem The Bag for Purigen Media 13X25cm
It is ideal for all filtration products and has an exceptionally long life.
Unlike stitched seams, welded seams are not subject to degradation from exposure to bleach, caustics, acids, or other harsh environmental exposure likely to take place during regeneration of filter media.
Caution should be exercised, however, to avoid overfilling or over-packing as welded seams can be forced to separate by excessive pulling forces.