WATERRO SLIM 20″ PP CARTRIDGE – 5 µm WATERRO SLIM 20″ PP cartridge – 5 µm is a high-quality melt-blown polypropylene mechanical filtration cartridge designed to remove mechanical impurities from cold water. It effectively retains sand, rust, sludge and other suspended impurities, protecting reverse osmosis membranes and the filtration system. The cartridge is made of 100% food-grade polypropylene and is compatible with all standard Slim 20″ filter housings. Technical specification Parameter Value Product PP mechanical filtration cartridge Model SLIM 20″ PP – 5 µm Filter type Mechanical filtration Material 100% polypropylene (PP) Construction Melt Blown Filtration accuracy 5 µm Size Slim 20″ Water type Cold water Compatible housing Standard Slim 20″ filter housing Application Mechanical water filtration Brand WATERRO Main advantages 100% melt-blown polypropylene construction 5-micron filtration accuracy High dirt-holding capacity Low pressure drop Protects RO membranes and carbon filters Compatible with Slim 20″ housings Easy replacement