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Lennox G40UH-36A-070 Air Filter
HVAC specialists suggest that the filter is swapped out every 90 days or so because the filter can get clogged and may result in poor air flow in the home. The dimensions of the filter is not a choice of options because it is based on the declared size of your furnace or handler. All air filters are available in many filtering levels, in which the one you choose will depend on your air quality needs and air handler size requirements.
Major signs of a declining main filter
- The unit air filter looks dirty and it would be best to replace it as soon as humanly possible
- When you hold it up, the light will not permeate to the other side of the filter
- It is suggested to switch out the air filter in your unit four times a year to help prevent mold and bacteria build-up
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If you are going to be buying or purchasing a new Lennox G40UH-36A-070 replacement part, do your due diligence and double check the model number and also make a visual inspection in order to be sure the proper replacement air filter is being ordered. Once you have the part to install the part by yourself. Hire someone with experience in your town or city to hire and install the part for you.
Feel free to download your manual for help.
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