Completed installation of whole-house water filtration system today. Installed 3-stage filtration unit with sediment pre-filter, activated carbon filter, and UV light purification. Mounted system in utility room with proper clearance for filter changes. Connected to main water line with bypass valve for maintenance. Water tests after installation show significant reduction in sediment, chlorine, and bacteria levels. Demonstrated filter replacement procedure to homeowner. System operating at optimal pressure and flow rate. Left maintenance schedule on refrigerator.