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Lennox G40UH-24A-045X Air Filter
It is suggested that the filter is exchanged for a new one every 3 months to maintain the best air quality inside the house. The actual dimensions of the filter is not really a choice of options due to the constraint of the availability of room of your furnace or handler. Filters for your Lennox G40UH-24A-045X exist in many different filtering types depending on your desire for cleaner air and air handler requirements.
How do you know when your air filter is in need of a replacement?
- The system air filter looks bad and should be replaced real soon
- Manufacturers have suggested to replace your air filter about every 90 days to help purify the air indoors
- When you hold it up, the light does not infiltrate to the opposite side of the filter at all
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If you are going to be buying or ordering any Lennox G40UH-24A-045X part, do your due diligence and cross-check the correct model and also make a visual comparison in order to be sure the correct air filter is the one being purchased. You do not have to replace the part all by yourself. Pay a professional in your area to replace the part.
Feel free to download your manual for help.
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