Typically, the unit would be found in a basement, an attic, or sometimes in the back of a closet. Once it is located, look for a slot where an air filter should fit. … If you have a thicker filter that is 4″ or more, the slot should match accordingly.
Is there an air filter in the attic?
Here are some of the most common locations for an HVAC air filter. Horizontal units are frequently located in attics, large basements or garages. The filter usually fits in a slot on the air return side of the unit. These systems are usually found in smaller basements or crawl spaces where space is limited.
Do all AC units have filters in the attic?
All central heating and cooling systems should have an air filter, but the filter can be harder to locate on some HVAC units than others. The air filter is usually located in the return air duct or blower compartment before the return air reaches the air handler.
Where is my air filter located in my house?
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.
Does my furnace have a filter in the attic?
In a traditional HVAC system, your air filter is usually installed between your HVAC unit and your return duct. … If your HVAC unit is installed in your attic, for example, then your filter may be installed in an air vent instead of a return duct.
What part of the AC unit is in the attic?
When you look at your HVAC system, you only see two boxes – one that sits outside your house, and the other inside your home in the garage, attic or basement. The outside components box is called the condenser while the inside box is the air handler.
What happens if you use AC without filter?
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.
How often should you change your AC filter?
You should replace these about every 90 days, if you have no allergies, but AC pros typically recommend every 45 days for max efficiency. Be sure to replace them with the right size and type of air filter. If your AC was working properly, you could remove the filter and buy one that is identical to it.
Where is filter located on 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.
Does my furnace have an air filter?
Yes, every furnace should have a filter. You can find the filter in between the return air duct and the main furnace unit.
How do I maintain my attic furnace?
How to Maintain an Attic Furnace
- Turn off the furnace’s power at the circuit breaker on the main electrical panel. …
- Access the attic furnace. …
- Remove any items that may be propped up against the furnace, such as stored boxes. …
- Inspect the drain pan under the furnace.
Is furnace filter same as air filter?
Furnace filters, also known as air filters, are necessary components that not only keep your home’s air clean, but also help extend the life of your furnace.