Well, I should just warn you if you are going Qatar during the summer, make sure that you are ready for its hot temperature. An air conditioner should be installed outside too!
My brother is working in Middle East particularly in Dubai. He told me that these are the days where the use AC is very important because the temperature in that country is scorching hot.
The place is humid and hot. Needs to be supplemented with clean cooling system to survive. for more cooling solutions check here http://www.sanitair.com.au/air-conditioning-cleaning/ducted-system/