The AprilAire 720AKZ Whole-House, Fan-Powered Evaporative Humidifier is an advanced solution designed to deliver optimal humidity control for homes up to 6,250 square feet. With the ability to provide 21 gallons of humidification per day, this industry-leading unit ensures rapid and balanced humidity throughout the entire home. The AprilAire 720AKZ is built with sustainability in mind, featuring a recirculation valve that reduces wastewater by 60% 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. Enhanced with a hybrid fan, the unit boasts twice the evaporative efficiency of earlier models, ensuring even air distribution and superior performance. The reversible design accommodates various installation configurations, while additional features like leak protection, reduced noise, 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 720AKZ provides reliable, high-quality humidification, complete with all necessary components for easy setup. INCLUDES – 720 Humidifier, 60 Automatic Digital Control, L HydroCore, 24 VAC 10VA Transformer, Saddle Valve, Owner's Manual, Installation Template, and Installation Kit (Push to Connect Adapters (2), Twist-On Wire Nut Connectors (4), Thermostat Wire (18/2, 25 ft.), Thermostat Wire (18/5, 10 ft.), Thermostat Wire (18/2, 10 ft.), Drain Tube (1/2" ID, 10 ft.), Supply Tube (1/4" OD, 25 ft.), Hose Clamp (5/8"), and Self-Drilling Screws #8 x 1" (4))