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Desa R165A Air Filter
It is suggested that the air filter is changed four times a year for optimal air quality throughout the home. Exact measurements of the HVAC air filter choice that needs to be made because of the constraint of your furnace or handler. Filters exist in many different varieties and specific sizes, depending on your demands for clean air and the specific size of filter you need for your system.
How do you know when your filter really needs to be replaced?
- The unit air filter looks gross and probably should be replaced real soon
- It is highly recommended to replace your air filter every three months in order to keep the air free from too much dust
- When you face it toward a light, the light is unable to shine through to the other side of the dirt filled filter
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