How to change ac filter in attic
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How to change air conditioner filter window unit.
How to Change a Home Air Filter
1
Locate your HVAC unit if you have central air. If you have central air and heat, you’ll need to find the main unit that conditions and circulates the air.
This is usually in a basement, closet, or other out-of-the-way space. Try following any visible pipes or ducts through your house until it leads you to the HVAC unit, which will be a large metal contraption.
How to change ac filter in ceiling
2
Look for an air filter slot in your unit.On a HVAC unit, this will probably be somewhere between the air handler, a large box where the air is conditioned, and the plenum, another metal box located next to the unit itself.
On a window air conditioner, the filter slot should be behind the grill that faces into your house.
- The location of the filter slot can vary from one unit to the next, but it should look like a long, thin opening with a removable cover.
- If you can’t find a filter slot on your HVAC unit, try looking in the vents that blow air into your rooms.
Some systems have filters in the return air vents themselves, although this is usually only true of system
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