Over time, dirt and dust pile up in your unit’s filter. If not removed, this debris can sully other parts of the unit and affect indoor air quality. To prevent this problem, regularly inspect the filter and clean it as necessary.
If your unit contains a reusable filter, you simply need to clean its surface with a portable vacuum. Hold the filter up to the light to see if the light shines through it. If it does, the filter is ready to be re-installed. Companies offering air conditioning services can perform this task quickly if you don’t have the time to attend to your unit. However, pay attention to instructions on how many times you can clean and reuse a particular filter before it needs replacement. Read more from this article: http://bit.ly/2soSRMO