Description
The AprilAire 620M Whole-House Large Bypass Evaporative Humidifier provides reliable, high-capacity humidity control for homes up to 5,300 sq ft, delivering up to 18 gallons of moisture per day to balance indoor humidity levels and improve comfort. Built with advanced HydroCore™ technology, this manual-control humidifier recirculates water to increase panel saturation while conserving water and reducing waste.
This model features a tried-and-true manual control that is compatible with wall or duct mounting and uses a dry-contact closure to sense changes in humidity. The one-piece disposable HydroCore™ water panel makes annual maintenance fast and easy, and adjustable damper positions allow optimal airflow for high-pressure HVAC systems. The reversible bypass design and installation-friendly distribution tray make setup versatile and straightforward.
Designed and assembled in the USA with global components, the 620M is part of the AprilAire Healthy Air System and is backed by a solid 5-year warranty, offering a durable, whole-home solution for balanced humidity and enhanced indoor air quality.
Actual Measurements: 18H x 14.5W x 10.5D (Inches)
Features:
- BEST-IN-CLASS PERFORMANCE & EFFICIENCY* – Recirculates water to minimize waste while maintaining optimal panel saturation for maximum humidification output versus leading competitors’ bypass humidifiers.
- SUPERIOR CAPACITY – Delivers up to 18 gallons per day to quickly balance humidity throughout large homes.
- 55% LESS WASTEWATER* – Water recirculation reduces wastewater and can save up to 4,650 gallons per year versus previous models over a typical heating season.
- SIMPLE MAINTENANCE – One-piece HydroCore™ water panel cartridge snaps in and out for fast annual replacement.
- HUMIDITY FOR HEALTH – Helps maintain balanced humidity that supports respiratory comfort and minimizes airborne allergens.
- ADJUSTABLE DAMPER POSITIONS – Intermediate positions allow easy airflow optimization for high-pressure systems.
- EASY INSTALLATION – Distribution tray allows installation with up to 3° out of level tolerance.
- LEAK PREVENTION DESIGN – Catch-all drain helps prevent leaks.
- REVERSIBLE DESIGN – Install bypass on left or right to fit tight spaces and various furnace configurations.
- MANUAL CONTROL INCLUDED – Reliable mechanical control for simple humidity sensing and operation; wall or duct mount compatible.
- PART OF THE APRILAIRE HEALTHY AIR SYSTEM – Integrates with other IAQ solutions for comprehensive indoor air quality management.
- BUY WITH CONFIDENCE – Designed and assembled in the USA by AprilAire and backed by a 5-year warranty.
In The Box:
- (1) AprilAire 620 Humidifier
- (1) 4655 Manual Mechanical Control
- (1) HydroCore™ L Water Panel Cartridge
- (1) 4010 24VAC 10VA Transformer
- (1) 4001 Saddle Valve
- (1) Owner’s Manual
- (1) Installation Template
