Biotope – Optimal Filter Converter Tubes

$9.95$42.95 inc GST

Product Details

Optimal converter tubes maintain water quality by converting the toxic ammonia and nitrite into nitrate.

  • Sintered Glass
  • Highly Porous
  • Biologically Active
  • Even water flow
  • Reduces clogging

Optimal Tubes can be used in any aquarium or pond, freshwater or saltwater. They will not alter ph or water hardness