The GeneralAire 990-13 Humidifier Water Filter GFI #7002 is a white water pad specifically designed for use with GeneralAire humidifiers. With dimensions of 12 cm in height, 9 cm in width, and 1.5 cm in depth, this filter is lightweight at 1.5 kg. It features a metallic finish and is compatible with the GeneralAire brand, providing an effective solution for maintaining indoor air quality and ensuring optimal humidifier performance.