![]() Now that you are familiar with the correct way a furnace filter should be installed, check our large selection of sizes and efficiencies to get the right filter for your home.Strangely enough, there is actually a wrong way to insert your furnace filter. Then, slide the filter back into place and replace any cover that goes over it. Be very careful when analyzing the markings, so that you don’t make a mistake during the installation. Bear in mind the arrow must always face toward the furnace and away from the return duct. You should be seeing something like this “(16x25x4 Airflow→)”. Look for the appropriate markings that tell you which side of the filter should be facing the furnace. It’s time for you to install the new filter. You can also buy a custom size furnace filter if you need an unusual size. These filters provide superior air cleaning. This way, you can determine the effectiveness of your choice for removing smoke, dust, and pollen when air passes through it at low and high speeds.įor the best air quality, choose a filter that has a high Merv or APR rating. Before you select one, check the efficiency ratings of each furnace filter. The types can vary and be meant to last for a different time lengths. You can purchase new furnace filters from online shops, hardware stores, or home centers. Now that you have determined the direction of airflow and the size of the filter, it is time for you to get the right replacement. At the same time, don’t forget to note the size of the air filter, which will be printed on the cardboard frame. 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. Remove the existing filter and look for an arrow that indicates the direction of airflow. You will be able to view the filter inside the notch that you slide it in to. In some furnaces, the air filter box is located adjacent to the furnace.Ī small, wide-hinged door covers this box. ![]() Air is usually pushed through these ducts to your entire home. You can find the air box next the furnace ducts, which begin near or at the top of the furnace. Therefore, start by turning off the furnace and removing the filter air box. Different furnaces use varied sizes of air filters. Therefore, follow these steps to properly install a furnace filter: Remove Old Filter & Determine Air Flow Directionĭetermine the type of furnace you have, before you think of replacing it with a new one. ![]() Placing your furnace filter in backwards could affect your furnaces health and lead to permanent damage. This not only results in poor efficiency, but it may also result in the hot air getting blocked. Many people experience trouble in the job, as they end up inserting the furnace filter backwards or in an improper position. These are indications your furnace filter is getting clogged with dirt, debris and other harmful pollutants.įortunately, replacing a filter is a simple task. As time passes, your forced-air furnace may stop functioning optimally and display signs of increased electricity consumption and poor air quality. If you own a home that utilizes a forced-air furnace for heating/cooling/ventilating purposes, you might realize sooner or later that there’s a filter requiring a replacement. ![]()
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