7.3 - WINDOW/ROOM AIR CONDITIONERS
  Number of households by region
Canada Atlantic Quebec Ontario
Number of window/room air conditioners
One 1,804,197 A 155,212 A 802,376 A 553,734 A
Two or more 506,875 A 33,252 M 223,516 M 154,205 M
Don't know U U U U
Not stated 619,029 A 29,414 M 261,518 M 122,524 M
Type of window/room air conditioner most frequently used
Window-mounted (louvred) unit 1,376,117 A 128,704 A 629,130 A 468,907 A
Through the wall mounted (non-louvred) unit 323,668 A U 128,342 M U
Free standing portable unit 505,127 A 39,210 M 183,897 M 165,108 M
Mini-split air conditioner U U U U
Wall mounted heat pump/air conditioner 76,977 M U 61,453 M U
Don't know U U U U
Not stated 626,141 A 28,526 M 267,715 M 123,040 M
Capacity of the window/room air conditioner most frequently used
Less than 8,000 Btu 443,810 A 30,862 M 275,239 M 114,975 M
8,000 to 10,000 Btu 200,779 M U U U
More than 10,000 Btu 613,480 A 38,792 M 381,086 A 149,152 M
Don't know 1,101,588 A 99,099 A 320,299 M 372,903 A
Not stated 627,214 A 37,951 M 260,857 M 122,464 M
Age of the window/room air conditioner most frequently used
5 years or less 1,436,462 A 124,979 A 627,519 A 457,400 A
6 to 10 years 584,176 A 36,184 M 340,572 A 150,980 M
11 to 15 years 130,328 M U U U
16 to 20 years 65,358 M U U U
21 years or more U U U U
Don't know 133,883 M U U U
Not stated 595,640 A 27,298 M 250,514 M 112,716 M
Households with an ENERGY STAR® window/room air conditioner (most frequently used)
Yes 1,142,280 A 102,010 A 596,232 A 284,118 A
No 381,330 A 20,280 M 154,756 M 130,369 M
Don't know 860,091 A 68,489 M 319,399 A 319,550 M
Not stated 603,172 A 28,201 M 253,988 M 115,130 M

Footnotes:

1 Does not include the "Don't know/not stated" category.

Note:

Due to rounding, the numbers may not add up and may differ slightly among tables.

Legend:

The letter beside each estimate classifies its quality as follows: A–Acceptable, M–Use with caution, U–Too unreliable to be published.

Source:

2011 Survey of Household Energy Use