Poly– filter is the best mechanical and chemical filter on the market
Can be used in fresh and saltwater.
Poly-Filter changes color when it is depleted. Not only that– the color it changes to tell you what it has been removing.
Removes all contaminants including phosphate, the main cause of algae in tanks.
A small piece can be used as a filter in a small bowl or tank. Just remove and replace when it changes color.
Poly– Filter can also be used to clean the glass as particles on the tank stick to Poly– Filter. They are not just wiped off and left to float around in the water.
Poly-filter is the best chemical filter media available, capable of absorbing a large range of harmful chemicals. It comes as filter-pad-like media, which means that it also acts as a mechanical filter, however these must be replaced when it has maxed out its chemical filtering capability.
Great for purifying your aquarium water but more importantly. It’s a very unique and helpful tool to letting you know what is in your water by changing color to represent what it is stripping out. A special patented material that is bonded to a synthetic matrix. It provides a high amount of surface area for Mechanical filtration.