- In the blower compartment (bottom door)
- A slide near the top of the air handler.
- A V shape in the upper blower compartment.
- A slide in furnace rack on the side of the unit.
- Behind a return air grill inside the home (there may be a filter behind each one)
Does every furnace have a filter?
Do All Furnaces Have Filters? Yes, all furnaces & heat pumps have filters. If your home uses another type of heating system, like a boiler which uses water to heat the home, you will not have filters, but for a furnace or heat pump, a filter is a vital component.
How many filters does a furnace have?
Most furnaces will have a V shape filter system; the system will take 2 filters. The filters go up into the plenum in a V shape. Make sure that when you re-install the top door, it goes over the furnace frame so it engages the safety switch. If not the furnace will not run.
Where is the air filter located in my house?
- Behind a register in your wall or on the ceiling.
- Behind a register in the floor (in older homes).
- On the HVAC unit near the air handler, which looks a bit like a furnace. Look for your air handler in the basement or the attic. The air filter slots into the air handler unit.
How can I tell if my furnace has a filter?
- Horizontal HVAC unit - Furnace filter will be located on the intake side, slid into a rack.
- Vertical HVAC unit with air moving upwards - You can find your furnace filter in the bottom door.
Where is the air filter located in my car?
On most modern vehicles, the air filter is under the hood inside a rectangular cold air collector box that's located up near the front of the engine compartment. (Other vehicles, including those with carburetors, have big round metal air cleaners that are hard to miss.)
What happens if you don't have an air filter in your house?
Without a filter, the condensation drain will fail to drain the moisture from your AC unit. This will result in condensation accumulation on the Freon tubing. The condensation will then start dripping down the pan, causing water damage to the whole system.Nov 3, 2019
Does a furnace have more than one filter?
Your furnace filter will most likely be found in the blower of your furnace. Vertical HVAC unit with air moving downwards - Your air filter will be in the top door, where the blower is located. This type of furnace or AC unit will most likely require two filters.
Where is the filter on my furnace?
The furnace filter is usually located inside of the blower compartment, where the return air enters the blower compartment. Most units have built-in furnace racks. The large metal furnace compartment contains a filter and blower.