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Lennox G40UH-36A-070X Air Filter
It is suggested that the filter is changed every 90 days or so for optimal air quality in the home. The height, length and width of the HVAC air filter choice of options due to the constraint of the availability of room of the manufacturer of your system. Air Filters are made in lots of styles and sizings, in which the one you choose will depend on your demands for clean air and air handler size requirements.
Major clues the dust filter should need replacing
- It is recommended to replace the filter every 90 days to help prevent mold and bacteria build-up
- The system air filter looks bad and maybe should be replaced real soon
- If you place a light source behind it, the light is unable to show through a completely clogged filter
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If you are going to be buying or ordering a new Lennox G40UH-36A-070X replacement part, do your due diligence and double check the correct model and also make a visual comparison so that you are positive that the correct air filter is being ordered. There is no rule that says you have to replace the part all by yourself. Find a professional in your area to do it for you.
Feel free to download your manual for help.
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