A coarse mechanical filter material which is to be used as bottom layer filtering. Its hollow ceramic design creates eddies which disburse the water into many paths. It traps large debris while creating an even flow of water for subsequent layers.
Deal of the Day
-
ValueBull 100 Thick 6in All Natural Bully Sticks
Regular Price: $162.49Sale Price: $129.99Compare At: $200.99
Loading...