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the NJ3000's robust construction promises durability and longevity under consistent use
Maintain pristine water quality in your aquarium with Fluval Carbon 3 x 100g
it effectively loosens gravel layers
Combining advanced nutrition with practical feeding
Particle size ranging from 5–150 microns for effective coral feeding
Black Knight 4" Dia x 9" Long Filter Brushes - 25 Pack 20-50 the NJ3000's robust construction promisesWhat are Black Knight Filter Brushes: Black Knight filter brushes are made from the very highest quality Hydrotek polypropylene twisted into two stainless steel wires to form a cylindrical brush with a loop at one end for hanging. The other end is capped with a plastic knob for safety. They last indefinitely and are the easiest to use, most efficient and most cost effective pond filter medium you can buy. Our brushes are used in filtration systems in