To change air conditioner and furnace system filter is perhaps the easiest way to maximize the efficiency of your system and to help purify your home’s air. Merv Filters LLC 16x25x4 MERV 11 is designed to trap 91% of airborne particles before they can get into the system and damage the fan or the heating coil. As most of the air in your living space circulates through your heating and cooling system, our MERV 11 filter 16x25x4 are your first line of defense against dust mites, pollen, mold spores, pet dander, dust and smog.
When it’s time to change your HVAC filter? We recommend you change your filter every one or two months, if you have one or more furry pets, someone in your home smoke, or little children in your family. However, our 16x25x4 MERV 11 air filter lasts for 3 months, ideal for a single family.
Our 16x25x4 furnace filter MERV 11 has an effective open area of 96% that efficiently captures particles as tiny as 1 micron. These pleated air filters are crafted using 100% synthetic media that is not affected by moisture and resistant to various harmful chemicals.
Important Note: When you search for air filters online, make sure you receive the right size filter. The nominal size of the filter is slightly greater than the actual size. For example, if the nominal size of the filter is 16x25x4, the actual size will be 15.5×24.5×3.75