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made possible by this automatic feeder
along with an automatic switch-off function for enhanced convenience
12 mm inside diameter
The background is constructed from a highly condensed polyurethane material
Tetra Safe Start helps maintain a thriving aquatic environment
Black Knight 8" Dia x 20" Long Filter Brushes - 25 Pack under-15 made possible by this automaticWhat 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