This Culligan premium sediment cartridge provides Level 4 filtration at 5 microns, reducing extra fine sediment for visibly clearer water. It protects appliances and keeps faucets flowing freely by filtering out sediment, rust, scale, and sand. The heavy-duty 4-1/2" diameter design holds significantly more dirt than standard cartridges.

• 5-micron filtration reduces extra fine sediment, rust, scale, and sand
• Also reduces bad taste, odor, and chlorine taste/odor
• Flow rate: 8 GPM
• Heavy-duty 4-1/2" diameter cartridge
• Replace every 4 months or 16,000 gallons
• Fits Culligan HD-950A, WH-HD-200C, and other standard 4-1/2" housings
• Suitable for city or well water