A person holds a clear, compartmentalized tray containing multiple small sections filled with light-colored, granular material ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ A person holds a clear, compartmentalized tray containing multiple small sections filled with light-colored, granular material. The tray is set against the backdrop of an outdoor wooden deck railing. Date: March 30, 2026 This is a reminder to clean your AC air filter, we run a window unit to cut cost of keeping the whole house cold. We thought it had a dusty smell so I took the whole thing out to clean up to find out it was really clean… except the filter that I could have cleaned inside. Image: A person holds a clear, compartmentalized tray containing multiple small sections filled with light-colored, granular material. The tray is set against the backdrop of an outdoor wooden deck railing. │ A person holds a clear, compartmentalized tray containing multiple small sections filled with light-colored, granular material. The tray is set against the backdrop of an outdoor wooden deck railing.