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Aprilaire
AprilAire 720AKZ Whole-House Fan-Powered Evaporative Humidifier – 21 GPD, Water Saving, Automatic Digital Control, Installation Kit, for up to 6,250 Sq. Ft., Part of the AprilAire Healthy Air System Humidifier + Install Kit w/ HydroCore
4.5
Based on 1,181 reviewsReal-World Testing
30 days of real-world testing
Recently Updated
Updated Dec 4, 2025
Technical Specifications
Complete product details
- Product Dimensions
- 16.5 x 10.5 x 18 inches; 13.75 Pounds
- Item model number
- 720AK
- Date First Available
- August 6, 2024
- Manufacturer
- Research Products Corporation
- ASIN
- B0DCD95GVR
- Best Sellers Rank
- See Top 100 in Tools & Home Improvement
- Brand
- Aprilaire
- Special Feature
- Adjustable Humidity Control, Auto Shut Off, Digital Display, Humidistat, Quiet, Service Filter Indicator See more
- Color
- Gray
- Floor Area
- 6250 Square Feet
- Operation Mode
- Evaporative
Community Q&A
Questions from real customers
No questions yet. Be the first to ask!
Customer Insights
What customers are saying
5Positive
3Mixed
0Negative
Works well
Positive
Ease of installation
Positive
Quality
Positive
Humidity
Positive
Comfort
Positive
Value for money
Mixed
About the Author
Expert analysis by Theo Armand
Theo Armand
Expert ReviewerContributing Editor
Theo tackles everyday tech at Review Atlas—air purifiers, robot vacuums, and smart ranges that claim to “learn.” He benchmarks suction, filtration, and energy use with the same discipline he once applied to industrial HVAC projects. His reviews balance lab numbers with lived‑in testing, surfacing products that perform when your home is actually messy.
Consumer ElectronicsHome KitchenMajor Appliances
View Full ProfileHow We Tested This Product
Our rigorous, independent testing process
Testing Period
30 days
Tested By
Theo Armand
Our Testing Process
- We purchase all products at full retail price to ensure unbiased testing
- Products are tested in real-world conditions matching everyday use
- Our experts conduct both objective measurements and subjective evaluations
- Reviews are regularly updated as new products enter the market
- Tested according to our Appliances testing methodology
Last updated: December 4, 2025
|Independently tested and reviewed