WATERRO INLINE QF 2.5″ PP CARTRIDGE – 1 µm The WATERRO Inline QF 2.5″ PP cartridge – 1 µm is a high-efficiency Quick Fit polypropylene mechanical filtration cartridge designed to remove fine mechanical impurities from cold water. It effectively retains sand, rust, sediment and other suspended particles, protecting reverse osmosis membranes. The cartridge is made of 100% melt-blown food-grade polypropylene and equipped with a Quick Fit (QF) connection for quick and easy replacement. Technical specification Parameter | Value Product | Inline PP mechanical filtration cartridge Model | Inline QF 2.5″ PP – 1 µm Filter type | Mechanical filtration Material | 100% melt-blown polypropylene (PP) Filtration rating | 1 µm Connection | Quick Fit (QF) Size | Inline QF 2.5″ Water type | Cold water Application | RO prefiltration Brand | WATERRO Main advantages Quick Fit connection 100% melt-blown polypropylene filtration material 1-micron filtration rating High dirt-holding capacity Low pressure drop Protects RO membranes Quick replacement without tools