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LG LS-K1830HL Air Filter
Professionals in the industry advise that the filter is exchanged for a new one every 3 months for optimal air quality through the ducts. The actual dimensions of the whole house filter personal choice due to the constraint of the availability of room of your furnace or handler. The furnace filter may filter out contaminants and other particles from the air handler as well as the home.
Important hints the primary air filter will eventually need to be replaced
- With a light behind the air filter, the light will not shine through to the other side of a completely clogged filter
- Many pros have advised to switch out the air filter in your unit four times a year to keep the house clean and less dusty
- The system air filter looks brown and it would be best to replace it right now
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