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Haier HSU-12C03 Air Filter
Professionals in the industry advise that the filter that filters out particles from your home is changed four times a year because the filter can get clogged and may result in poor air flow in the home. Filters are made in lots of filtering types which all depends on your personal air quality needs and the specific size of filter you need for your system. The dimensions of the filter is not a choice that needs to be made due to the constraint of the availability of room of whoever designed your heating and cooling system.
Some warnings your main filter will need replacing
- Many pros have recommended to replace the filter every 90 days to keep the air inside clean and free of harmful dust
- The system filter looks dusty and the best thing to do would be to replace it soon
- Sunlight will hardly penetrate through the dirt filled filter
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