The A04-1725-052 Skuttle Comparable Humidifier Evaporator Pad by Tier1 (2-Pack) will meet your humidifier needs. Low humidity can cause walls and wood work to warp or crack. Easy to install, this is a convenient solution to the damaging effects of a dry environment. In addition, this evaporator pad, also known as a humidifier filter, helps to ease allergy symptoms and itchy, dry skin. Order before 4pm CST for same day shipping.