Specification of Refill Empty Cartridge 20 "
The 20 "Empty Cartridge Is A Self-Filling Cartridge With A Variety Of Filter Media
The 20 In Empty Cartridge Is A Cartridge That Can Be Filled With Various Kinds Of Filter Media, Such As: Activated Carbon, Silica Sand, Manganese Green Sand, Etc.
We also provide Spun Filter Cartridges