KitchenMyth offers the E-Ware Ultrasonic Eco-Friendly Humidifier, model no. EW-5K128, for $42.99. Coupon code "EWMG495Q5TM7" cuts it to $34.99. With free shipping, that's $25 off list and the lowest total price we could find. It features a 1.4-liter capacity and purports to be noiseless. Deal ends February 25.