REPLACING AN EXISTING UNIT
1. What is the brand you are trying to replace?
2. What is the model number?
3. What type of plug do you have available:
4. What type of air conditioner is it (double-hung window, slider or casement window, through-the-wall)?
5. What are your available measurements? 
(Measure the height and width of the outside of the sleeve, or the total window opening)
6. What is the BTU?
NEW INSTALLATION
1. What type of voltage do you have available: 
2. Are you installing in a window or through-the-wall?
3. What is the square footage of the room you are trying to cool/heat 
(Use the chart to determine the required BTU)?
Room Area Square Feet Recommended
BTU Range
10' x 15' 150 sq. ft. up to 5,100
10' x 20' 200 sq. ft. 6,000
15' x 20' 300 sq. ft. 7,000
17' x 20' 340 sq. ft. 8,000
18' x 25' 450 sq. ft. 10,000
22' x 25' 550 sq. ft. 12,000
25' x 28' 700 sq. ft. 14,000
25' x 34' 850 sq. ft. 16,000
25' x 40' 1,000 sq. ft. 18,000
35' x 40' 1,400 sq. ft. 24,000
40' x 40' 1,600 sq. ft. 32,000