The Whole House System easily attaches to house plumbing. This filtration system comes with regular 2,5″ x 10″ slim housing. Comes with extra 2 sets of filters (6 pcs). 1st stage: Premium Quick-Connect 5 micron sediment filter. Dust, dirt, silt, sand, rust, and scale particles are trapped here in a filter which also extends the life of the system. 2nd stage: Premium 10″ GAC Granular Activated Carbon filter removes chlorine, radon, VOCs (volatile organic compounds), and other common chemicals. This filter also removes cloudiness, offensive odors, colors, and unpleasant tastes. 3rd stage: 10″ Premium CTO Carbon Block filter removes chlorine, VOCs (volatile organic compounds, including insecticides, pesticides, and industrial solvent). Taste improvement. Build-in USA. Connection: 3/4″ thread.included 2 extra sets of filters as a replacement. 1st stage: Premium Quick-Connect 5 micron sediment filter. Dust, dirt, silt, sand, rust and scale particles are trapped here in a filter which also extends the life of the system. 2nd stage: Premium 10 GAC Granular Activated Carbon filter removes chlorine, radon, VOCs (volatile organic compounds) and other common chemicals. This filter also removes cloudiness, offensive odors, colors and unpleasant tastes. 3rd stage: 10 Premium CTO Carbon Block filter removes chlorine, VOCs (volatile organic compounds, including insecticides, pesticides and industrial solvent). Taste improvement. Build in USA. Connection: 3/4 thread. included 2 extra sets of filters as a replacement. You need to change filters every 4-6 months. ASIN B07L4FWX8B Capacity 10000 Gallons Brand Name Reverse Osmosis Revolution Model Name WHF-34F5 Unit Count 1 Count Item Weight 15 Pounds Part Number WHF-34V2 Manufacturer Reverse Osmosis Revolution Model Number WHF-34F5 Power Source Manual Winding Material Type Carbon Fiber Container Type Cartridge Installation Type Whole House Water Tank Included Components Filter Purification Method Carbon Block, Granular Activated Carbon Warranty Description 1 year for hardware. Filters - 1 month. Item Dimensions L x W x H 20 L x 6 W x 16 H EU Spare Part Availability Duration 1 Years Other Special Features of the Product Chlorine Reduction Supported Water TDS Level Maximum PPM 300