http://3tonairconditioner.net/ has more info under Casement Window Air Conditioners. Slim Air Conditioner For Slim Windows - How To Locate The Very Best Air Conditioner For Any Side to side Narrow Window Slim window air conditioner or a slider window air conditioner is necessary whenever your window is opening sideways, and the opening is thin and high. Whenever your window slides open to the side, you want to get a powerful air conditioner for small windows. Selecting A Slim Air Conditioner Demands A Few Distinctive Considerations The most important item to look for will be the girth of the sliding window air conditioner. The vertical standing air conditioner must fit your window once wide open. First of all, be sure the sliding window air conditioner girth is no more than the width of your gap of the side to side slider window pane if wide open to the max. The next feature to confirm is the air conditioning capacity of the air conditioner in BTU. BTU determines how large a room (in feet square) can still be cooled using the window air conditioner. A Pair Of Fantastic Ac Units For Horizontal Moving Windows 1. Frigidaire 10,000 BTU Window-Mounted Slider Space Air Conditioner 2. FRA123KT1 Narrow Air Conditioner Which Of The Aforementioned Narrow Window Ac Units To Decide On And Exactly What Characteristics To Look For? Each of those Air conditioner units do the job splendidly. FRA123KT1 is more suitable for large areas over 500 square feet. The FRA103KT1 will perform excellent for smaller rooms under Five hundred sq. ft. Our Selection Based On Fantastic Buyers Ratings.