Can I use a portable air conditioner without the exhaust?

Question

I have a room that the central air is just not cooling it enough. I am thinking of purchasing a portable air conditioner, but none of the windows can be opened. Can I use it without the exhaust?

Answer 1

no you still have to have escape route for fan heat

Answer 2

Here is a site that sells a wide variety of portable AC units:

http://mobileairsales.com/

Check it out!

Answer 3

If you mean will it run inside?  Yes, it will.  But, what you mean to ask is, will it cool the room?  No, it will make the room MUCH warmer.