heat and air cool over 800 sq ft in Reviews and Ratings

…The only humidifier that could stand up to my apartment's (~1000 sq ft) forced air heating.… 92 more reviews »

…" The new Air-O-Swiss Ultrasonic 7142 dual warm and cool mist humidifier quietly and quickly humidifies a room size of up to 860 sq. ft."…

…I use it in a room of about 1500 sq ft. I have a central air conditioner which was not enough for my bedroom. So I was trying to get a couple degrees lower and run it at night. The ice packs (3) were… 15 more reviews »

…I live in an apartment in downtown New York City. In the past, I have used cool mist and warm mist humidifiers. I bought the air-o-swiss for my bedroom, which is approx 400 sq. ft in size.
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…. It humidifies over 800 sq ft (according to the manual) and seems to cover my two-bedroom apartment just fine. In terms of helping asthma/sinuses, the Slant/Fin might be better, but in terms of pure humidity… 56 more reviews »

…Product is extremely quiet. I have it next to my bed and the low hum lulls me to sleep. My bedroom is about 260 sq. ft, well within the 360 sq. feet recommended for the LW24. It puts about 6…

…I've been using my Air-O-Swiss 7135 for a month now 24 hrs a day and it's been keeping the humidity in my bedroom at a constant 50 percent. My bedroom is a little over 400 sq. ft. and I keep my house… 162 more reviews »

… silver stick and a filled deminerialization cartridge, be sure to purchase the cartride refills rather than new filled cartridges. It will save you a lot of $$$.

The 600 sq. ft. room area…

…Pros:
I recently purchased this unit and it works great. One review states it is too noisy for a bedroom and this unit is designed for a 650 sq. ft. + application. Most bedrooms are under 150 sq… 11 more reviews »

…Pros:
I recently purchased this unit and it works great. One review states it is too noisy for a bedroom and this unit is designed for a 650 sq. ft. + application. Most bedrooms are under 150…

… have forced hot air in my apartment which dries out the air tremendously. I use this is in the living room and it definitely provides plenty of humidity (the room is about 500 sq. ft.). The water… 276 more reviews »

… to the water tank), but the cold compress helps(it sits just above the water tank to help cool any evaporating air and cools it more before being blown out).
I mostly use it in a room of about 450 sq ft…

…This little unit worked well in our 400 sq ft apartment for the first year. When I recently broke it out for the upcoming fall/winter months, the unit stopped working . It turned on but did… 38 more reviews »

…Product is extremely quiet. I have it next to my bed and the low hum lulls me to sleep. My bedroom is about 260 sq. ft, well within the 360 sq. feet recommended for the LW24. It puts about 6…

…, but we aim for about 50% relative humidity which the Air-O-Swiss maintains easily. We tried using the Air-O-Swiss in a larger room (about 400 sq.ft.) and it struggled to raise the humidity above 45%. 150 more reviews »