Can I use 1 inch filter instead of 2?
If your system only fits a 1-inch or 2-inch filter, a high MERV rating could be detrimental. A 1-inch filter with less surface space will get clogged fairly quickly and need to be replaced much sooner than a thicker filter.
Is a 1 or 2 air filter better?
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.
What happens if I 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.
Can you use a smaller air filter?
For most systems you can use a standard sized filter within 5/8-in smaller than the air filter housing. If you are not able to find a standard sized filter within that parameter, you will need to order a custom sized air filter.
Can you stack 1 inch air filters?
In some cases, your intake vents or air handler vents have a filter depth greater than an inch. Because 1 inch air filters are the most common, some homeowners may think it’s okay to layer 1 inch air filters to fit a 2-, 3-, or 4-inch air filter slot. It’s not recommended to do this.
Can I use a 1 inch filter instead of 4?
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.
Should I use a 1 inch or 2 inch air filter?
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.
Can I use 2 air filters?
Bottom Line: Putting two filters will not make it last longer but may make you have to replace it earlier, assuming it doesn’t already reduce air flow too much with just the filters.
What is a Class 1 or 2 air filter?
UL Class 1 – Air filters which, when clean, do not contribute fuel when attacked by flame and emit only negligible amounts of smoke. UL Class 2 – Air filters which, when clean, burn moderately when attacked by flame, or emit moderate amounts of smoke, or both.
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.
Can I use an air filter thats too big?
Check the size of your existing air filter before you purchase a replacement. 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.
How do I make my air filter fit?
Installing your air filter
Just place the filter in the holder. If your air vent doesn’t have a place to hold the filter, then you’ll need to secure the filter to the vent. Most cut to fit air filters come with installation tape. Installation tape is used to hold the air filter in place.