A Blueair 402 air purifier can be purchased at many online stores, but you could also try local AC stores as well as small electronics stores like Best Buy.
Chat with our AI personalities
A Honeywell HFD 120 air purifier can be bought from many different stores. Some examples of stores that carry this brand of purifier include Walmart, Amazon, and Office Depot.
Most air purifiers will cover at least a couple hundred square feet, with the larger ones covering entire living rooms.
Replacement filters for the Hepa Tower Plus Amcor Model 84 can typically be purchased through several outlets, including online retailers like Amazon, eBay, and specialty air purifier websites. Additionally, you may find them at local home improvement stores or appliance retailers. Always check the manufacturer's website for authorized dealers to ensure compatibility and quality.
The density of heated air is less than the density of cooler air.
You could measure the weight of a recipient with air, and compare it to one without air (with a vacuum instead).