furnace filter installation air flow direction

When you replace the air filter in your furnace ensure you insert it in the correct orientation. To determine the direction of airflow find the return duct connecting with the filter housing area.

How To Install Fiber Bond Poly Filters

Shows correct way to insert the furnace filter by pointing the arrow towards the air flow.

. If an air filter is installed in the wrong direction air will have to pass through the filter via the less porous side. The arrow must always face the unit and away from the return. If you have central AC then the AC evaporator coil is located in the supply duct.

What happens if a furnace filter faces the wrong direction. Its important to determine the airflow direction for a furnace filter so that it works properly and installation simply requires setting up the filter to allow air to move in and out. Restore power to the.

The Filterbuy replacement air filter 20x25x1 actual measurements. Replace the blower cabinet cover or access panel. All groups and messages.

Install the new filter ensuring that the airflow arrows are pointing in the same direction as the filter you are replacing. 1950 x 2450 x 075 ensures that your furnace air conditioner or HVAC system is circulating the cleanest air. This brings in the old air that should flow through the filter into the furnace.

That direction is from the cold air to the hot air duct as the air. To ensure you are installing your filter in the correct direction find the arrow marked on the filter. The filter slot on your furnace and the filter will both have arrows indicating the.

Once you know which duct is which then you can figure out which direction the air flows.

Proper Installation Of Furnace And Air Handler Filters Building America Solution Center