Black Knight 8" Dia x 20" Long Filter Brushes - 12 Pack aquarium-systems Encourages breeding by offering a

Encourages breeding by offering a natural environment for fish to spawn just below the waterline

Enjoy the convenience of pre-measured bags

8 meters of cable and features a UK 3-pin plug

Containing iodine and other halogens

Simple and effective preparation process

Black Knight 8" Dia x 20" Long Filter Brushes - 12 Pack aquarium-systems Encourages breeding by offering aWhat 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