Compatible LV-H135 True HEPA Replacement Filter,Compatible with LV-H135 Air Purifier, 3-in-1 H13 Grade True HEPA Filter,LV-H135-RF Replacement Filter 1Pack Material: LV-H135 Replacement Filter Made of High Quality H13 HEPA and Activated Carbon, it Can Filter 99.7% to 0.3 Micron Particles and Even Hair in the Air, Effectively Filtering and Improving Air Problems. MULTIPLE SCENARIOS: lV-H135 True HEPA Replacement Filter For Home Living Rooms, Kitchens, Bedrooms, Offices and Indoor Spaces With High Air Quality Requirements, As Well As Homes With Pets. EASY TO REMOVE AND REPLACE: The LV-H135 Filter Replacement Can be Replaced by the User, Very Friendly to Women and Elderly People, You Can Easily Replace the Old LV-H135 Filter with a New One Without Professional Assistance, Ensuring Hassle-Free Daily Maintenance. After-Sales Service: We Provide High Quality, Durable and Long-Lasting Materials To Make Your Filters Last Longer, In Order To Improve the Air Effect with a Fresh Environment, Please Replace LV-H135 Tower Replacement Filter Around 5-8 Months, Depending on the Usage Environment.