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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Compatible with multiple Eheim Ecco filter versions
Dual Sponge Filtration: Two separate sponge cartridges provide effective mechanical and biological filtration
Dual Use: Compatible with both freshwater and saltwater systems
Dual Range 0-9990 ppm (From 0 - 999 ppm the resolution is 1 ppm
Developed specifically for use around aquariums
Black Knight 4" Dia x 12" Long Filter Brushes - 6 Pack aquacolour-black Compatible with multiple Eheim EccoWhat 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
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