Sign In to View Pricing & Availability
- The all-in-one Hard Water Maintenance Kit for the AprilAire 720 Humidifier includes the L HydroCore™ water panel cartridge and replacement Orifice—everything you need for fast, easy maintenance. The L HydroCore™ snaps in and out, and the Orifice is easily accessible with a thread out design so you're done in no time.
To maintain optimal performance and extend the lifespan of your AprilAire 720 Humidifier, replace the L HydroCore™ and Orifice annually for hard water applications. Changing the Orifice annually helps prevent excessive scale buildup due to hard water and helps ensure proper water supply to the L HydroCore™. If your 720 Humidifier has a hard water supply or scale buildup, this maintenance kit gives you peace of mind to ensure the humidifier continues to operate at peak performance year after year.
Emphasizing superior sustainability, the L HydroCore™ frame is recyclable and made with recycled plastic. Made in the USA by AprilAire, a trusted leader in Indoor Air Quality solutions since 1954, the L HydroCore™ water panel cartridge is a reliable and eco-friendly choice for helping to ensure a healthy and comfortable living environment.
- The L HydroCore™ includes everything you need to service the humidifier water panel and maintain peak performance, conveniently pre-assembled and ready to go!
- Replacement Orifice included for convenient, easy annual maintenance. If your 720 Humidifier is connected to hard water, replace the Orifice annually or as needed to maintain peak performance and help prevent excess scale buildup.
- The L HydroCore™ frame is recyclable and made with recycled materials
- Replace the L HydroCore™ and Orifice every 12 months to ensure the performance and longevity of your AprilAire 720 Humidifier
- Replace the L HydroCore™ and Orifice in minutes with this convenient kit. The L HydroCore™ quickly pops in and features a 1-piece design that includes the water panel, scale control, distribution tray, feed tube, and elbow. The Orifice quickly screws in and out for easy maintenance.
- By replacing the water panel assembly and Orifice in your humidifier, you can enjoy the benefits of optimal humidity levels, including lower incidence of respiratory infections, minimized formation of bacteria and viruses, and preservation of household items susceptible to dry conditions
- The L HydroCore™ and Orifice are designed and assembled in the USA utilizing US and global components by AprilAire, the leader in Indoor Air Quality solutions for the home since 1954, to optimize the performance of your AprilAire 720 Humidifier
- (1) L HydroCore Water Panel/Filter Replacement Assembly for 620/720 Humidifiers
(1) 70000037 Orifice Assembly for Hard Water Applications - Depth10.75 inHeight16 inWidth3.57 inManufacturerResearch ProductsManufacturer #HYDRLH