This way, you’ll know exactly how to install the filter. When removing the filter, make sure to use a permanent marker for drawing the airflow direction. For more information about your HVAC system, download our free Home Comfort Guide or call us at 36. Remove the existing filter and look for an arrow that indicates the direction of airflow. Our goal is to help educate our customers in Corpus Christi, Texas about energy and home comfort issues (specific to HVAC systems). Therefore, air moving through the return duct should flow in the direction of the arrow as it enters the furnace.įor professional service including furnace filter replacement, in the Coastal Bend contact the heating experts at CCAC. Slide the new filter into the slot so that the directional arrows point toward the furnace unit and away from the return duct.Inspect the new filter for directional arrows printed on the edge of the filter.Locate the filter slot inside the return duct where it meets the furnace.If you’ve never done it yourself, it’s a good idea to have a trained field tech demonstrate the correct procedure. Replacing the air filter is part of regular system maintenance provided by a qualified HVAC technician. Particulates in household air can also accelerate wear and tear of furnace and air conditioner parts, leading to diminished heating and cooling performance as well as more frequent repairs. This supports maximum energy efficiency and helps keep monthly heating costs low. Changing the filter regularly ensures optimum system airflow. Because the total volume of air inside the house circulates through the filter multiple times during every 24 hours, a clean, properly installed filter is the first line of defense to ensure a healthy indoor environment. ![]() These range from common dust and dirt particles you can see to microscopic allergens such as pollen and mold spores. Household air typically contains particulates and pollutants than can degrade indoor air quality. The air filter performs these vital functions: For proper filtration function, the filter must be oriented so the correct side faces toward the furnace unit, with the arrows pointing in the direction of return airflow. In a typical residential HVAC system, well over 1,000 cubic feet per minute of air passes through that filter while the system is running. The filter cleans airflow returning to the furnace from rooms throughout your entire house. Attaching the Pull TabĪpply pull tab to inside edge of the frame.įold over and stick pull tab to edge of frame.Proper installation of a furnace filter means making certain it’s facing the right direction. I’ll also go over how to check the airflow direction in your AC or furnace. In this article, I’ll help you figure out which way the air filter goes in your home’s HVAC unit. Installing two pull tabs can make it easier to remove an air filter. If the filter is in the wall or ceiling in your home, then the arrow on the filter should point to the wall or ceiling. Mounting the tab in the middle of the filter makes it easy to remove.ĭrop in air filters are usually difficult to remove without a pull tab. Slide in filters can be horizontal or vertical.Ĭeiling mounted air filters can have a tight fit. You may use one or 2 Pull Tabs for this purpose. ![]() The two pull tabs provided need to be attached to the appropriate sides of the filter to allow easy removal from the filter holder.įirst, select the area to attach the label for your configuration of filter holder. In some installations, it is difficult to get a hold of the air filter frame to remove it. Use the filter pull tabs for easier air filter removal for washing. For properly designed air systems, a minimum of one square foot of filter surface area is recommended per ton of air conditioning. Refer to the filter label regarding air flow direction when installing. Simply remove your old disposable air filter and replace it with your new electrostatic air filter. Installation for normal household use is easily performed without professional assistance. When installing the air filter make sure the arrow, on the side of the filter, points to the furnace. Filter Installation Electrostatic Furnace Filter Installation
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