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Lennox 13HPD-060 Air Filter
Air Filters exist in many different 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 really a choice you make because of the constraint of the manufacturer of your system. Professionals in the industry advise that the air filter gets replaced every 90 days or so to maintain the best air quality throughout the home.
Signs the dust filter is in dire straights
- Professionals have suggested to switch out the air filter in your unit four times a year for to keep the air inside the house cleaner
- When you face it toward a light, the light does not shine through a dirt-packed filter
- The system air filter looks bad and should be replaced as soon as you can
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