HDX HDX4PF4 Compatible Pleated High Flow Whole House Water Filter: Reduces Sediment - 30 Micron Water Filters 2 Pack Universal Fit - Fits Glacier Bay high flow basic filtration systems HDG4HS4 and all major brands of large capacity household water filtration systems Reduces sediment, dirt and rust Replace this filter every 3-6 months HDX HDX4PF4 Compatible Pleated High Flow Whole House Water Filter: Reduces Sediment - 30 Micron Water Filters 2 Pack. This filter reduces sediment for cleaner, clearer water throughout your home. This high flow pleated filter has a 30 micron rating and lasts up to three months This is a non OEM replacement product. Any brand names or logos are the registered trademarks of their respective owners. Any use of any brand name or model designation for this product is made solely for purposes of demonstrating compatibility.