Bestway Pool Filter filter cartridge size 1 | 2 | 3 | 4 | 6 pump filters Pump cartridges replacement filter This filter (type 58093) from Bestway ensures the necessary cleanliness in your Pool For optimal water quality, the manufacturer recommends changing the filter every 2-3 weeks For safety, you should orientate yourself to the dimensions of the filter For safety, you should orientate yourself to the dimensions of the filter For safety, you should orientate yourself to the dimensions of the filter For safety, you should orientate yourself to the dimensions of the filter For safety, you should orientate yourself to the dimensions of the filter For safety, you should orientate yourself to the dimensions of the filter Because your satisfaction is the most important to us, and we always fin.