Should be checked at least once per year.
They can get pretty dirty depending on the setup of the equipment.
They can be difficult to clean properly.
Once they get really bad you have to pump the system down, remove the coil, and take it outdoors to use a hose and chemical cleaner.
They can get pretty dirty depending on the setup of the equipment.
They can be difficult to clean properly.
Once they get really bad you have to pump the system down, remove the coil, and take it outdoors to use a hose and chemical cleaner.