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Diameter
Length
Measuring Guide
The FiltersFast FF4M11 air filter can be used in the following applications:
Price listed is for three 4-inch filters.
The Filters Fast 4-Inch Air Filters MERV 11 - 3-pack is a set of MERV 11 air filters. MERV, or Minimum Efficiency Reporting Value, indicates when a filter will be least efficient. A higher MERV rating results in a more efficient the filter. Most fiberlgass spun filters, such as those found in your local grocery store, are usually only a MERV 1 or MERV 2. This can affect the efficiency and air flow of your heating and cooling system, causing it to work harder to produce the same air flow and costing you more money!
FiltersFast air filters are an economical alternative if you're looking for a quality air filter without paying a premium price! This three pack of 4 inch air filters comes in a variety of sizes and are a cost effective upgrade from simple fiberglass or poly pleated filters.
These 4 inch furnace filters effectively reduce pollen, dust, pet dander, mold spores, dust mites and other allergens from your indoor air. Removing these airborne particles can help improve allergies and alleviate sinus irritation that can cause watery eyes, itchy throat, coughing, and sneezing. Aside from the health benefits, having these FiltersFast MERV 11 furnace filters in your home will also extend the life of your heating and cooling system by making it work more efficiently.
Filters Fast 4-Inch Air Filters MERV 11 - 3-pack specifications:
The Filters Fast 4 inch Air Filters are available in the following sizes:
Nominal Size Actual Size
Prices listed are for a 3-pack of filters.
Don't see the size you need? Let us know, we can special order it for you! Email us at sales@filtersfast.com or call us at 866-438-3458 M-F 9am-5pm EST.
The chart below will show you what you can remove with a MERV 13 air filter, a MERV 11 air filter, or a MERV 8 air filter.
