Improve your air quality in the home or business applications with our Merv Filters LLC 18X20X1 MERV 8 furnace filters for your heating and cooling units. Dirty air filters can be harmful to your health. Eliminate hazardous particles and microbes from your living space by replacing your air filters regularly with our quality MERV 8 electrostatically charged air filters. All our filters are “Made in the USA.”
Our 18X20X1 MERV 8 filters are designed for high strength and high dust holding the capacity to ensure filtration capability, defending you from allergen irritants such as dust, pet dander, pollen, lint, dust mites, and mold.
By replacing your HVAC’s air filter regularly, you are keeping your system working efficiently. When your system works properly, it consumes lower energy, therefore requires less maintenance and lower utility bills. We recommend you replace your filter every 60-90 days during normal times of the year, but during peak summer and winter months when your unit is working harder, replace frequency every 30 days.
Important Note: Whenever you buy a 18X20X1 MERV 8 filters, make sure you measure the dimensions of a filter. The nominal size is bigger and the actual size is smaller in value. If the nominal size of the filter is 18X20X1, its actual size is 17.5X19.5X0.75