If you purchase a filter that’s too large, it won’t slide into the slot correctly. If the filter is too small, it won’t cover the entire space and may allow dust and dirt to flow past.
What happens if you put the wrong size air filter?
The biggest concern when you use the wrong size air filter is that it may not effectively prevent dust from building up on your HVAC system’s motors and blowers. This dirties up your furnace which could affect its performance or possibly harm the system’s internal components, leading to costly repairs or replacements.
Does an air filter have to fit perfectly?
Your air filter should neither be small or big for your system. It should be the perfect fit to prevent the possibilities of indoor air illnesses.
Can I use a 1 inch filter instead of 4 inch?
Question: Can i use a 1 inch filter instead of 4 inches? Answer: If you are okay with more frequent replacement and little stress on the system, 1” filter can be budget-friendly alternative of 4” filters.
Does the size of air filter matter?
Does Size Matter? You’ve guessed it! The answer is yes. … If your filter is not the right size, either too small or too big, air will flow around the filter rather than through it, and as a result—not all of the air will get filtered.
Is it OK to use a smaller air filter?
An improperly sized air filter doesn’t do its job. When it’s too small, it lets dust, mold, and other contaminants into your air vents. These then spew into your air, providing air quality problems.
How tight should an air filter fit?
How tight should a Furnace Filter fit? When you remove the existing filter, take note of the dimensions printed on its frame. Your new filter will need to match this size for the system to run efficiently. It should fit snugly but not so tight that you can’t easily slide the filter in and out.
What size air filters do apartments use?
If you’re looking for a reliable quality air filter, and you have no special circumstances, then we recommend starting with the MERV 8, or even a MERV 11. However, if you have a newborn baby or allergies, then we recommend at least a MERV 11, or maybe a MERV 13, depending on your needs.
Do Furnace filters have to be exact size?
Your filter or HVAC unit should have both the nominal and the actual size written on it. If you can’t find the actual size, it’s a good idea to measure it just in case. Our website categorizes filters by the nominal size, making it easier to navigate and find your filter.
How do you know what size air filter you need?
Follow these 3 easy steps to measure your HVAC filter size:
- Step 1 – Measuring Length and Width (L x W). (If your filter is not a square, the smallest measurement goes first).
- Step 2 – Measure the thickness (Depth) of your filter from front to back.
- Step 3 – Put Your measurements together (L x W x D).
Can an air filter be too thick?
If you get a filter with pleats that are too thick, your filter could get dirty quickly. Thus, making your AC unit work harder than it needs to. A good benchmark to follow when considering MERV ratings is that if it’s more than 13, the pleats are most likely too thick for your filter.
Does thickness of air filter matter?
Most air filters are 1 inch thick, but some systems can accommodate filters 2 to 5 inches thick. In our tests, we found that the thicker the filter, the better it works and the longer the replacement intervals. That means it’s better for you and for your heating, ventilating, and air conditioning (HVAC) system.
Does air filter depth matter?
If improving air quality is a priority for you, the depth of the filter doesn’t matter so much as MERV. … The higher the MERV rating, the smaller the contaminants a filter can trap—which also means it will clog faster.
Does a bigger air filter mean more power?
And if your engine is getting more air, then it can perform better. In fact, a high flow air filter can actually increase your horsepower by about 3 to 5 HP and increase your torque as well. At the same time, this can lead to increased fuel efficiency.
Does air filters restrict airflow?
When an air filter is too efficient, it can cause low airflow. … However, they can work so well sometimes that they cause your HVAC system to be less efficient because they block too much airflow. This leads to higher energy bills and could damage your furnace if it overheats.
Can I use a 2 inch filter instead of 1 inch?
As you can see the 2 inch filter will serve our needs MUCH better than the 1 inch filter. Even if the duct system is in good shape, using this filter will keep the system from struggling.