Ventilation systems in homes today will have the air ducts and air vents. You can usually find an air vent in the ceiling, on the floor of many houses, on a wooden platform, and also in a mobile home.
The first step is to use a broom to remove dust from the air vents. Broom can also be used for areas with high air ventilation, although you should be aware of the dust falling. If you wanted to improve the air quality then you may know more about the Air separator.
You can use a mop to replace the broom to clean the vents high ceilings, but make sure that it is sufficiently moist to prevent dust from falling.
Then, open the air vents gently take care of the screws to avoid them falling to the bottom of the channel. You may get a damp cloth and use it to remove the pit area.
If you have a vacuum cleaner, it also can be used in ventilation. However, it is not advisable to go up too high because you might lose some part of the vacuum cleaner.
Now you can clean the air vent cover. If dust is too thick, cover the air vents can be cleaned by washing. Allow to dry, and then you are ready to screw it back in.
It is also important to change the air filter every three months, regardless of how strong the filter or how costly it might be.
Do not forget to clean the filter other air vents in the house. Normally, the bathroom will have ventilation fans who may or may not require treatment.
Also, check the ventilation in the kitchen. Some of the kitchens will have ductless range hoods that require filters that will replace it periodically.