Pivot lid replacement part compatible with Essick Air HD1409 / Replaces 1B72490. This 24 1/2 in lid is designed to replace a worn, lost, or damaged humidifier cover so your evaporative cool mist humidifier can continue operating effectively. Built with durable, high-quality materials, it provides a snug, reliable fit to help maintain proper coverage and support efficient everyday use in bedrooms, living spaces, and other areas where consistent indoor humidity is needed. Disclaimer: This is not an Original Equipment Manufacturer (OEM) product, HQRP branded product is a replacement. All brand names and logos are registered trademarks of their respective owners. Any use of the brand names or model designations for this product are made solely for purposes of demonstrating compatibility.