Check the listing for details. (4) Extended HN 1952 Water Pad For Hunter Humidifier Filter. Color: Gray, Condition: Used. Listed at 15.54 USD. The Extended HN 1952 Water Pad is a set of 4 water panels designed specifically for the Hunter Humidifier Filter. These humidifier pads are essential for maintaining indoor air quality by providing a clean and moist environment. Made to last, these water panels help to filter out impurities and keep your home feeling fresh and comfortable. Perfect for those looking to improve their indoor air quality and create a healthier environment. Item has no original box but is sealed in bag for details see pictures. hunter humidifier filter pad, hn 1952 water pad, hunter humidifier replacement filter, extended water pad filter, humidifier filter pad pack, hunter humidifier parts, evaporative humidifier filter, humidifier water pad replacement