The top layer is a white filter pad to
provide mechanical filtration, pulling out the larger pieces of dirt and debris.
Not exact matches
This tank filter
provides mechanical, chemical, and biological
filtration.
The flow rates for this filter have been precisely calculated to
provide the exact balance needed between
mechanical filtration and oxygen enrichment.
There's also a cartridge that
provides the
mechanical and chemical
filtration.
Some
provide mechanical and biological
filtration, which will keep the water healthy and clear.
The Stack N» Flo filter trays
provide total
mechanical, chemical and biological
filtration, and the unit is designed for quick maintenance.
The Stack N» Flo filter trays
provide total
mechanical, chemical and biological
filtration.