The AprilAire 620A Whole-House, Bypass Evaporative Humidifier with HydroCore Technology is an advanced solution designed to deliver optimal humidity control for homes up to 5,300 square feet. With the ability to provide 18 gallons of humidification per day, this unit ensures rapid and balanced humidity, crucial for reducing respiratory infections, allergies, and asthma symptoms by minimizing bacteria, viruses, fungi, and dust mites throughout the entire home. The AprilAire 620A is built with sustainability in mind, featuring a recirculation valve that reduces wastewater by 55% compared to previous models. Its one-piece disposable HydroCore™ cartridge, made with recycled plastic, simplifies annual maintenance. The humidifier includes automatic digital control, which adjusts humidity levels based on outdoor temperatures, and also includes a manual mode for customized settings. The reversible design accommodates various installation configurations, while additional features like leak protection, adjustable damper position, and a distribution tray that allows for slight misalignments during installation help minimize service callbacks. Designed and assembled in the USA utilizing US and global components and backed by a 5-year warranty, the AprilAire 620A provides reliable, high-quality humidification, complete with all necessary components for easy setup.