Core 400S Filter for LEVOIT Smart WiFi Air Purifiers - 5-in-1 H13 HEPA with Activated Carbon - For Core 400S-RF, LRF-C401S-WUS - 2 Pack PS11722146 If the screen is damaged

If the screen is damaged

Press them firmly into the bottom corners until they "click" or seat fully

Gently screw the new bulb into the E17 socket until it is snug

Center the clamp directly over the seam between the two pipes

Core 400S Filter for LEVOIT Smart WiFi Air Purifiers - 5-in-1 H13 HEPA with Activated Carbon - For Core 400S-RF, LRF-C401S-WUS - 2 Pack PS11722146 If the screen is damagedCore 400S Filter for LEVOIT Smart WiFi Air Purifiers Key Features 3 stage filtration system for comprehensive air purification. A fine pre filter captures large particles like dust, lint, fibers, and pet hair. A HEPA filter removes at least 99. 97% of airborne particles as small as 0. 3 microns. A high efficiency activated carbon layer absorbs household odors, smoke, and volatile organic compounds (VOCs). Replaces Cross Reference Part Numbers Core