Pay in 4 interest-free payments of $12.25 Learn more
Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
we will process your order promptly to get your Eheim Classic 250 (2213) back in working order as quickly as possible
Highly durable with a firm and rigid structure
Sufficient for 50 Tests: Each kit provides enough reagents for approximately 50 measurements
Organised and Consistent: Includes colour-coded labelling for easy identification and reliable result interpretation
Although not recommended for phosphate-buffered freshwater
Black Knight 4" Dia x 9" Long Filter Brushes - 25 Pack bask we will process your orderWhat 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