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Carrier 48XZ042090300 Air Filter
Air Filters are made in lots of types and sizes, which all depends on your personal desire for cleaner air and air handler size requirements. It is suggested that the filter is replaced for a clean one every 3 months to maintain the best air quality throughout the home. Measurements of the filter is not really a choice of options because it is based on the declared size of your furnace or handler.
Subtle cues of a worsening primary air filter
- If you lift the air filter up to a source of bright light, the light is unable to show on the other side a dirty filter
- Professionals have recommended to replace the filter about every 90 days in order to have clean air in the home
- It looks like it is filled with dust and should be replaced before tomorrow
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