The IPW Industries 4-stage reverse osmosis filter replacement kit delivers comprehensive water purification for Pura, Aqua flo, and Aquaflo systems, replacing filter models 41407001, 41407002, and 41407008. This complete ro filters replacement set includes a 1 micron sediment filter, dual carbon block filters, and a 75 GPD reverse osmosis membrane filter that transforms ordinary tap water into clean, great-tasting drinking water. This system removes up to 98% of total dissolved solids, dirt, rust particles, chlorine taste, odor, and chemical contaminants from your water supply. Each high-capacity filter cartridge provides exceptional longevity with sediment and carbon filters delivering 7,500 gallons capacity each, while the ro membrane maintains consistent 75 GPD filtration rate for months of reliable service. Professional installation is not required as these replacement water filters are engineered for easy installation in existing undersink ro water filter systems without specialized tools. This filter kit is extremely easy to maintain with simple twist-and-lock cartridge replacement that homeowners can perform themselves. The professional-grade water purifier filter technology ensures optimal 5 gallons per minute flow rate, maintaining consistent water pressure and filtration efficiency for families prioritizing health and premium water quality in their reverse osmosis water filter system.