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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
If you do not need the entire batch
and remove the pump
5 x 10 x 2"
Makes it easy to monitor the ammonium/ammonia level in fresh and marine water
avoiding the tediousness of operating multiple devices independently
Marco Rocks Foundation Rock - Natural or Coralline filter media If you do not needOur famous Reef Saver Rock cut to offer a smooth, flat single surface. We recommend placing this rock under any rock work at the boundary layer between the glass and rock display. This design allows the second layer of your scape to safely "float" above this bottom layer, promoting healthy flow around the rock work and over the substrate. Foundation Rock can be siliconed to the glass if desired. Another aquascape option is placing the rock flat side