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Regular testing with the Nitrite Test Kit helps ensure your aquarium or pond remains safe and balanced
Both durability and application ease make this product suitable for enhancing pond structures
Contains stabilized vitamin C which supports a healthy immune system
2) Add one level scoop of Nitrate Reagent 2
vibrant coral colouration
Black Knight 8" Dia x 10" Long Filter Brushes - 25 Pack freshwater Regular testing with the NitriteWhat 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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