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Filter Size: 18x18x1
Actual Size: 17.75×17.75×1
Actual Size Fraction : 17-3/4×17-3/4×1
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People spend most of their time indoors where air pollution is heavily concentrated. So it is important to have a quality HVAC filter installed to capture indoor airborne particulates like allergens, bacteria, and viruses. Using an air filter is even more important for those suffering from breathing and respiratory problems.
A great way to help reduce indoor air pollution is with the Custom Filters Direct 18x18x1 air filters. These air filters are made with high-quality material and are a cost-effective way to remove airborne allergens and particles.
Custom Filters Direct 18x18x1 furnace and HVAC air filters are designed with special synthetic material that offers a greater dust-holding capacity and helps filters deliver superior air filtration. These air filters are capable of controlling the growth of bacteria, mold, mildew, or fungi in your HVAC units. Not only are these air filters convenient for any residential are commercial use, but they are versatile enough to be installed in any heating and cooling system.
The 18x18x1 furnace and HVAC air filter provide excellent filtration, but they must be checked frequently. As they trap more pollutants, which keep on accumulating on the filter surface over time. This leads to blocking up the airflow that passes through the filters. So it’s important to replace them every 60-90 days. Our 18x18x1 air filters last about 6 months, depending on the surroundings and environment you are living in.
MERV 8 air filters grab airborne particles and allergens between 3-10 microns in size. They are an ideal choice for most residential spaces, filtering up to 85% of the particles from the air.
MERV 11 air filters are ideal for both, residential and commercial spaces, providing superior air filtration. Order a 18x18x1 MERV 11 air filter and create a cleaner, healthier environment by eliminating more than 85% of unwanted particles between 3-10 microns in size.
MERV 13 air filters easily capture the smaller particles from the air stream. These filters capture 90 percent or more of particles that are sized between 0.3 microns and 10 microns. MERV 13 air filters are the best choice for those who have newborn babies, or who have lung or breathing problems.