Hard Water Maintenance Kit for 620 and 720 Series Humidifiers With L HydroCore Water Panel Cartridge, and Orifice
$42.99
Pay $17.99 after $25 OFF your total qualifying purchase upon opening a new card. 
Apply for a Home Depot Consumer Card- For 620 and 720 Humidifiers installed in hard water applications
- Optimize the performance of your AprilAire 620 or 720 Humidifier
- Replace the L HydroCore and Orifice every 12 months
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Free & Easy Returns In Store or Online
Return this item within 90 days of purchase.
