Optimized Vornado Ultra3 Whole Room Ultrasonic Humidifier Review

I'm writing this review after using this type of humidifier for a few years. In fact, I have a second unit as the first's humidistat failed after a season of use. Vornado replaced the device under warranty. I use this unit and a Vornado dehumidifier to keep a medium sized practice room (16'x18') that stores acoustic instruments at a constant humidity level. One block is enough for most of the year, but in dry winters I need both blocks. Because of this usage, I cannot recommend the Ultra 3…

I bought 3 of these in December 2016 to replace a 'waterdrop' style humidifier that was impossible to clean. The Vornado Ultra3 seems easier to clean. Cons: 1. Mineral sludge will float to the reservoir within a month, even with softened water and tank filter replaced monthly.2. There is also a hard white coating on the bottom round point that cannot be cleaned properly even with the included brush/scraper. Bleach/vinegar (do not mix!) alone will not help; They should be cleaned weekly with a…

Location: High and dry in Colorado. We had to buy two humidifiers. We chose Vornado Ultra 3 and Air-O-Swiss/Boneco U700. those where we see "Opportunities for Improvement" (RFI) for both. room size. U700 wins. We tried using the Vornado Ultra 3 in the same room, but this Vornado is at its limit; he had to work non-stop and never got there. In a smaller bedroom, Vornado is great. However, I could buy THREE Vornados Ultra 3s priced at U700.Design. (which is important to me) Cable length: Vornado…