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Lennox XC14-018 Air Filter
It is suggested that the filter that filters out particles from your home is changed every 3 months for optimal air quality through the ducts. Filters are made in lots of types and sizes, depending on your desire for cleaner air and air handler size requirements. The height, length and width of the whole house filter personal choice but rather a requirement of your system.
Hints the primary air filter will soon need to be replaced
- Many pros have suggested to swap out your air filter every three months to assist in keeping the indoor air clean and fresh
- It looks bad and probably should be replaced ASAP
- If you were to lift up the filter, the light cannot shine on the opposite side of the air filter
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