Some humidifiers with good ratings are Air-O-Swiss 7100 Series, Stadler Form William, Winix FresHome Air Washers AW107, Pure Guardian H Series, Heaven Fresh HF Series, Sunpentown SU Series, Crane Germ Defense Series, Vornado Evap Series, Holmes HM Series and Honeywell HCM Series humidifiers. These are the top 10 humidifiers on the market, as reported by Top Ten Reviews as of 2015.
The Air-O-Swiss 7100 Series humidifier retails for around $180 and is the number one rated humidifier on Top Ten Reviews. It is capable of warm or cool mist and has a high mist output, converting 3.5 gallons of water to mist in 24 hours using high frequency vibrations. Its spout is adjustable to 360 degrees, and it can provide humidity to rooms as large as 650 square feet, notes Top Ten Reviews.
The Stadler Form William, number two on the Top Ten Reviews of best humidifiers, also has a 3.5-gallon mist conversion. It can humidify a room as large as 860 square feet, and it outputs germ-free mist efficiently using a vibrating disc that pushes the moisture through the air. The operating speed can be manipulated to ensure the right amount of humidity required for different size rooms. The Stadler Form William retails for around $240, as of 2015.