This is a 50 micron replacement sheet for the SR-300 and MR-300 Wet/Dry systems. It removes large particles of dirt and debris from the water before it enters the bio ball chamber. On the average, the pad needs to be rinsed once a week and changed when it becomes old.
Ratings are submitted by Cichlid-Forum users based upon their own subjective views and do not necessarily reflect the opinions of Cichlid-Forum.com. CF disclaims any responsibility for the accuracy of information contained in reviews submitted by users, or for any damage or liability arising from the content of any review appearing on Cichlid-Forum.com. All product information on this site, including descriptions and specifications, is based soley on information made available by manufacturers. CF disclaims any responsibility for this information or the products listed. Product information may be inaccurate and is subject to change without notice. You should confirm all information before relying on it by contacting either the manufacturer or vendor with any questions about the products or the information presented.