Aprilaire stock 10 water panel 2 pack.
Used with Aprilaire humidifier models 110, 220, 500, 500A, 500M, 550, 550A, 558.
Genuine Aprilaire brand in Aprilaire box. Not aftermarket.
Dimensions of panel are 9-1/2 X 9-3/4 X 1-1/2.
Shipping rate for continental United States. Contact us for rates to other locations.