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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Available in Grey and Green body colours
as an increase in ammonia or nitrite will indicate that your filter is not performing appropriately
The Salifert pH Test Kit's accuracy aids in making informed adjustments to prevent harmful pH swings
Compatible with both freshwater and saltwater
With tests for calcium
Black Knight 8" Dia x 20" Long Filter Brushes - 25 Pack jbl Available in Grey and GreenWhat 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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