10 Best Aprilaire Humidifiers 2025 in the United States

The AprilAire 800 Whole-House Steam Humidifier is designed to provide robust humidity control for homes up to 10,300 square feet. One of its standout features is its impressive humidification capacity, delivering between 11.5 to 34.6 gallons of moisture daily. This makes it ideal for larger homes or those in climates that require significant humidity adjustments. The automatic operation, with dual sensors, allows for 24/7 monitoring and adjustment to maintain optimal humidity levels, adding convenience for users who want to set it and forget it.

A notable strength is its electrode technology, which eliminates the need for purified water, reducing installation complexity and maintenance costs. This is a big plus for homeowners who want a straightforward solution without frequent upkeep. Additionally, maintaining humidity levels between 40% to 60% can help alleviate respiratory issues and preserve the integrity of household items sensitive to dry air.

The humidifier does require some assembly upon installation, which may be a bit of a hurdle for those less handy. While the noise level is not specified, steam humidifiers can sometimes be noisier than other types, so it's worth considering if noise is a concern in your living space. Also, its size and weight (23 pounds) may pose a challenge for installation in certain locations. With a focus on efficiency and health benefits, the AprilAire 800 is well-suited for larger homes that require effective humidity management.

The AprilAire 865 Whole-House Steam Humidifier is a robust option designed for large homes, capable of effectively humidifying spaces up to 10,300 square feet. This makes it ideal for those with extensive living areas who are looking to maintain optimal indoor humidity levels. One of its standout features is its high output, with the ability to add between 11.5 to 34.6 gallons of moisture into the air per day, depending on the installation and voltage used. This ensures you have ample flexibility based on your specific needs.

The humidifier uses electrode technology and is built in the USA, which speaks to its quality and reliability. It also includes a wall mount fan, which is particularly useful for homes without an HVAC duct system, allowing for better distribution of humidified air. On the control side, it features a manual humidistat with a digital display, letting you set humidity levels to your preference, though it might require more hands-on adjustments compared to automatic models.

Maintenance could be seen as a drawback, as it involves replacing the steam canister periodically, which could be an inconvenience for some users. However, its health benefits—such as reducing respiratory issues and protecting household items from damage due to dry air—make it a compelling choice. This humidifier is particularly suited for those who need extensive coverage and don't mind manual control and periodic maintenance.

The AprilAire 720A Whole-House Fan-Powered Evaporative Humidifier is designed to serve large homes up to 6,250 square feet with a robust capacity of 21 gallons per day, making it ideal for substantial spaces. Its standout feature is its water efficiency, boasting a 60% reduction in wastewater thanks to an innovative recirculation valve. This makes it an environmentally friendly choice compared to older models like the AprilAire 700.

Users will appreciate the automatic digital control, which adjusts humidity levels based on the external temperature, ensuring a hands-free experience. For those who prefer manual adjustments, this option is also available on the digital display, which clearly shows humidity levels and settings. Maintenance is simplified with the one-piece HydroCore water panel, which is easy to replace annually, although some may find it inconvenient that it requires annual replacement. The humidifier's noise level is low, which adds to the comfort of use without causing disruptions at home.

The reversible design of the fan module offers flexibility for various furnace configurations, making installation easier in tight spaces. Additionally, features like the distribution tray that accommodates slight installation misalignments, and leak prevention measures, add to the product’s reliability. The product, made in the USA, comes with a reassuring 5-year warranty. While this humidifier is excellent for large home applications, smaller homes may not need such a high-capacity unit.