A: Yes, it comes with a filter!
A: The unit comes installed with a filter and the UV-C bulb to get you started.
A: The decibel levels are as follows: Low-40DB Medium-50DB High-55DB
A: This unit will circulate some air but not enough to cool a room as a normal fan would.
A: The only difference between the two units is the design. Other than that they offer the same coverage and features.
A: This unit is designed to run 24/7 and does not shut down after a period of time unless you manually shut it down.
A: This unit will cover up to 150sq ft.
A: FLT4825 would be the replacement filter that you would need.
A: The filter can be vacuumed off monthly, but needs to be replaced every 10-12 months. The filter cannot be washed.