JBL NitratEx Pad For CristalProfi E700, E900 Filters

Solves algae problems by eliminating nitrate in freshwater. Complete set, ready to use for DP e1500 Prevents and eliminates the growth of undesirable algae by reliably elimiating their main nutrient, nitrate, from fresh water. Specially designed for e range of JBL CristalProfi filters. Set consists of filterbag and and edging made of biofilter foam. Water flows slowly through the NitratEx allowing the best possible effectiveness, whilst at the same time the total flow of water through the filter is restricted as little as possible thanks to the bio filter foam edging. To use, transfer complete set into empty filter basket, remove the plastic bag and put the filter basket back into the filter. Regenerate with cooking salt or replace when nitrate levels increase Set contains 2 x shaped foam pads (20 ppi) with cut-off, 1 x high-capacity nitrate remover in net bag 60171: CPe 401, 700, 701, 900, 901 60172: CPe 1500, 1501, 1901