does it matter which way your furnace filter goes in
One side of the filter is more porous than the other. Furnace filter thats installed in the wrong direction will cause inefficiency.
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If you are looking at a furnace filter find the arrow that indicates the proper air flow direction.
. Heres an easy way to figure out which way the air flow arrow goes. In general if your filter is on the ceiling the arrow should face the ceiling and if its on the wall the arrow should point to the wall. What this means is that a MERV 16 air filter will catch more dirt dust particles allergens etc.
For vertical upflow units where the air comes in from the bottom look for the filter location in the bottom door. If you cant find an arrow which indicates the proper air flow there are a few additional things you can look for andor your filter will have no impact regardless of the direction. Shown in the image below When you insert the new filter the arrow should point toward the furnace.
Look for the airflow arrows printed on the side of the air filter that indicate which direction the filter should be inserted. That way the next time you replace your furnace filter you can just point the arrow on the filter in the same direction. There are the inexpensive bluewhite fiberglass filters all the way up to disposable accordion style filters that cost around 50 each.
The arrow points in the direction the air is flowing through the duct system. Grime and buildup that can lead to a damaged furnace. If an air filter is installed in the wrong direction air will have to pass through the filter via the less porous side.
You should always install the filter with the arrows pointing in the airflow direction. For horizontal units you will likely find the filter on the side of it. The arrow should always point in the direction the air is flowing.
Therefore follow these steps to properly install a furnace filter. We also recommend writing the date of installation on your new filter so you can keep track of when you changed it. Some of the accordion filters have a lot of folds giving.
This is pretty easy once youve found the arrow mentioned above and inserted it with the arrow facing towards the. Turn the Furnace Power Back On. All furnace filters or HVAC air filters have arrows around the edge that point in the airflows direction in your air handler.
By installing your filter backwards air will have a harder time flowing through the filter and your air handler will have to work harder to. This will make it more difficult for your air handler to keep air flowing through the filter which will force your furnace to work harder and. This is technical speak for how good the air filter is at catching dust particles and keeping them from recirculating into your house.
Ever wonder which way the arrow should point on your furnace air filterFind out right here. This means your furnace has to work harder to generate the same air flow resulting in increased energy costs. For the most part pleated furnace filters are more efficient and last longer than simple fiberglass non-pleated filters.
Dust and pollen filled indoor air. Its a good idea to mark the direction of the airflow on your ducts with a sharpie. A filter that is either too small or two large will create gaps around the filter in turn allowing air to flow around the sides.
Pleated filters contain much more surface. That arrow must always face toward the furnace and away from the return duct that carries the air in need of heating or cooling. When changing furnace filters many people wonder where the arrow of the filter should point towards.
For vertical downflow units air comes in from the top you can expect to find the filters in the top door. Placing your furnace filter in backwards could affect your furnaces health and lead to permanent damage. Remember any heating or cooling system that uses a fan to distr.
The airflow direction of your air handler is also indicated with arrows on the outside of the filter housing. A furnace or central air unit that has to pull in air through the non-porous side of a filter loses efficiency because it runs longer. Some of the low-fold accordion style filters restrict too much air flow because of not having enough surface area for the air to be pushed through.
This will allow the filter to clean harmful particles before reaching your HVAC unit. When this happens it can cause a number of problems including the following. How Do I Install A Furnace Filter.
The fibers of a filter are designed to work efficiently only one way allowing air to pass through smoothly without interference. Which Way Does the Filter Go. A MERV rating of 1 is the worst rating while a MERV rating of 16 is the best.
Most furnace filters are bi-directional does not matter which way the air travels. Remove Old Filter Determine Air Flow Direction Determine the type of furnace you have before you think of replacing it with a new one. But sometimes you may not know which way the air is flowing.
Than a MERV 1 air filter. As a general rule of thumb a thicker furnace filter will last longer and can be more efficientYour system configuration will determine the thickness of the filter that you can use. The arrow should ALWAYS point towards the return.
When a furnace filter is placed backwards the fibers cant do their job properly. The arrow on your filter should always face the unit and away from the return air duct that carries the air that will.
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