Aprilaire 500 Humidifier Water Panel Evaporator for the Aprilaire 500 Humidifier, Aprilaire 550 Humidifier, and Aprilaire 550A Humidifier as well as the Aprilaire 110 Humidifier and Aprilaire 220 Humidifier. The Aprilaire water panel evaporator is the key component which works to generate the humidity in your Aprilaire humidifier system.

The Aprilaire 500 water panel evaporator has a filter life of about 6 months - the dimensions of this Aprilaire humidifier evaporator filter are approximately 9 1/2" x 9 3/8" x 1 7/8".

This is a genuine factory replacement Aprilaire 500 water panel evaporator humidifier filter also known as the Aprilaire 10 water panel evaporator filter and April Air 10 water panel evaporator filter.