10-2 2PAK #10 for Aprilaire Humidifier 500 550 Water Panel Pad Filter

2 pack of #10 Water Filter Measures, 10" long x 9-1/2" wide x 1-1/2" thick. Coated for Proper Water Distribution. Colored Spot on Pad. Manufactured in . With the purchase of qty 1 of this listing you will receive qty 2 of pad number Replacement for: Aprilaire Models: number 10, 110, 220, 5