45 Water Panel Humidifier Filter Replacement for Whole-House Humidifier Models 400, 400A, 400M (Pack of 10)

PERFECT FIT: The Model #45 Water Panel measures 9-7/8" in width, 12-7/8" in height, and 1.75" in depth. It is constructed from durable paper, strengthened with two layers of coated aluminum mesh.
FOR OPTIMAL PERFORMANCE: It is recommended to replace your whole-home humidifier water panel twice per season. This 10-pack provides convenience for contractors, households that replace their water panel more often, or homeowners maintaining several furnace humidifiers.
MAXIMIZE HEALTHY HUMIDITY: Achieve greater comfort while also protecting items in your home that are vulnerable to damage from fluctuating humidity or dry air.
EASY INSTALLATION: Follow the included illustrated instructions.
HEALTHY AIR APP COMPATIBLE: This water panel works with the Healthy Air App. The app provides water panel replacement reminders, along with educational material on maintaining ideal humidity levels in your home and information on local outdoor air quality