13.1 - AIR QUALITY IMPROVEMENT IN THE DWELLING
  Number of households by region
Canada Atlantic Quebec Ontario Manitoba / Saskatchewan
Improvement made to the air quality by …
 
openning windows more often to increase air circulation
Yes 12,042,327 A 887,070 A 3,122,657 A 4,497,466 A 785,769 A
No 697,508 A 53,025 A 99,696 M 356,280 A 56,700 M
Don't know U U
Not stated 823,791 A U U 174,237 M U
turning on a floor or ceiling fan to increase air circulation
Yes 8,022,694 A 653,098 A 2,037,840 A 3,188,891 A 491,635 A
No 4,717,141 A 286,997 A 1,184,513 A 1,664,856 A 350,834 A
Don't know U U
Not stated 823,791 A U U 174,237 M U
using an air conditioner more frequently
Yes 1,685,378 A 58,446 M 439,130 A 877,168 A 140,645 A
No 11,054,457 A 881,648 A 2,783,222 A 3,976,578 A 701,824 A
Don't know U U
Not stated 823,791 A U U 174,237 M U
using a dehumidifier
Yes 3,925,807 A 397,764 A 1,109,998 A 1,875,238 A 277,564 A
No 8,814,028 A 542,331 A 2,112,355 A 2,978,508 A 564,905 A
Don't know U U
Not stated 823,791 A U U 174,237 M U
using a humidifier
Yes 2,951,379 A 100,103 A 426,118 A 1,493,518 A 187,702 A
No 9,788,456 A 839,992 A 2,796,234 A 3,360,229 A 654,768 A
Don't know U U
Not stated 823,791 A U U 174,237 M U
using an air cleaning system (excluding ionizing systems)
Yes 1,643,899 A 142,359 A 552,848 A 593,947 A 115,311 A
No 11,095,936 A 797,735 A 2,669,504 A 4,259,799 A 727,158 A
Don't know U U
Not stated 823,791 A U U 174,237 M U
using higher quality filters in the furnace
Yes 3,152,233 A 78,609 M 173,037 A 1,774,583 A 288,387 A
No 9,587,602 A 861,486 A 3,049,315 A 3,079,164 A 554,082 A
Don't know U U
Not stated 823,791 A U U 174,237 M U
using the furnace or a heat recovery ventilation (HRV) system to increase air circulation
Yes 3,184,702 A 199,991 A 634,852 A 1,505,954 A 264,712 A
No 9,555,133 A 740,104 A 2,587,501 A 3,347,793 A 577,757 A
Don't know U U
Not stated 823,791 A U U 174,237 M U
During the winter season, how often do you open a window to allow fresh air into your dwelling?
Every day 3,840,721 A 188,475 A 965,152 A 1,457,826 A 134,605 A
At least once a week 3,511,873 A 288,526 A 975,215 A 1,263,821 A 166,865 A
A few times during the season 3,232,296 A 311,688 A 869,327 A 1,216,653 A 274,902 A
Never 1,426,472 A 97,605 A 306,996 A 551,490 A 208,122 A
Don't know U U U U U
Not stated 859,286 A U U 209,732 M U
During the summer season, how often do you open a window to allow fresh air into your dwelling?
Every day 9,855,777 A 772,777 A 2,665,699 A 3,280,704 A 623,673 A
At least once a week 1,666,819 A 79,874 A 346,394 A 935,868 A 123,964 A
A few times during the season 390,500 A U U 220,357 A U
Never 109,041 M U U U U
Don't know U U U U
Not stated 859,478 A U U 209,732 M U

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