Filter
"Exact fit and good quality filter for my ac unit"
Measuring Length and Width (L x W). (If your filter is not a square, the smallest measurement goes first).
Measure the thickness (Depth) of your filter from front to back.
Put Your measurements together (L x W x D).
A filter’s true dimensions.
Example: 19.75” x 19.75” x 1”
Rounded numbers used by manufacturers.
Example 20” x 20” x 1”
View Detailed InstructionsA 16x20x4 fits a deep return cabinet - usually a media filter housing like an Aprilaire, Honeywell, or similar whole-house setup. This Aerostar measures 15 1/2" x 19 1/2" x 3 3/4" actual, sized for both commercial and residential applications. The 4-inch depth is where 1-inch filters can't compete: substantially more pleated media, much lower pressure drop, and a service life measured in months rather than weeks. Three MERV grades cover the typical range. MERV 8 for baseline household and light commercial use. MERV 11 for pet households or environments with elevated particulate loads. MERV 13 for fine particulate filtration including smoke, bacteria, and virus-sized aerosols. Run MERV 13 in light commercial spaces handling food prep, healthcare, or anywhere indoor air quality matters more than minimal cost. Pleated synthetic media with an electrostatic charge does the work; the cardboard frame is reinforced to hold up under the higher airflow rates typical of commercial blowers. Manufactured by Con-Air Industries in Orlando, Florida. Service life on a 4-inch filter runs 6 to 12 months in residential use, 3 to 6 months in light commercial applications. Pressure drop is the limiting factor more than time itself - if your system gauge shows climbing static pressure, that's the change signal.
Pleated MERV 8 Media
Comparable to MPR 600 and FPR 5
Designed for Superior Filtration Efficiency
Made with electrostatically charged synthetic material that draws and captures allergens between 3 - 10 microns, including lint, dust mites, mold spores, pollen, pet dander, and dust.
Improve Indoor Air Quality
Protect your family and loved ones with clean indoor air quality at home. Aerostar filters are a simple and cost effective step towards a healthier home environment, free of airborne allergens and particles that can trigger various allergy and asthma symptoms.
Improve Efficiency and Reduce Cost
An Aerostar furnace air filter helps keep your HVAC unit working efficiently by removing dirt and reducing strain on the motor. When your unit runs properly, it consumes less energy, requires less maintenance and will have a longer life. These factors will have an impact on your utility bill and maintenance costs. It is recommended that you change the filter every 60 to 90 days during normal times of year but increase frequency to 30 days during peak summer and winter months when your unit is working the hardest.
About Aerostar Furnace Air Filters
Aerostar filters are manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions for residential, commercial and industrial applications. The Aerostar brand is known for constantly innovating and improving their technology to help make filtration more efficient, effective and environmentally friendly every day.
About MERV, MPR and FPR Rating
The three rating systems were created by different organizations. MERV is the domestic and international Industry Standard rating system established by the American Society of Heating, Refrigerating, and Air Conditioning Engineers. The other two rating systems were created by 3M and The Home Depot, but all are rating the same filter.
MERV Rating (Minimum Efficiency Reporting Value): As you have already learned, the MERV Rating is the primary rating system used in the industry, both domestically and internationally. Established by the American Society of Heating, Refrigerating, and Air Conditioning Engineers, MERV rates a filter’s ability to capture and hold particles and pollutants.
MPR (Micro-Particle Performance Rating): MPR Rating is a rating system developed by 3M. It rates the manufacturer’s Filtrete product line and their ability to capture airborne particles smaller than 1 micron.
FPR (Filter Performance Rating): FPR Rating is a rating system developed by The Home Depot for brands sold through their stores, including Honeywell. It utilizes a color code and number scale (4 to 10) that closely resembles the MERV rating.
MERV ratings let you know the efficiency and level of filtration that an air filter can handle under normal circumstances. The higher the MERV rating, the finer the particles are that are filtered our of the air in your home. Many air filter retailers use MERV or a similar rating to rate their air filters.
MERV Rating is the primary rating system used in the industry, both domestically and internationally. Established by the American Society of Heating, Refrigerating, and Air Conditioning Engineers, MERV rates a filter’s ability to capture and hold particles and pollutants.
MPR Rating is a rating system developed by 3M. It rates the manufacturer’s Filtrete product line and their ability to capture airborne particles smaller than 1 micron.
FPR Rating is a rating system developed by The Home Depot for brands sold through their stores, including Honeywell. It utilizes a color code and number scale (4 to 10) that closely resembles the MERV rating.
Overall rating: 5.0 / 5 from 8 reviews.
Review topics: [].
"Exact fit and good quality filter for my ac unit"
"Much better workmanship than ones from Filter Buy. Good price."
"Just opened the box today, and all 6 filters had some minor damage. I'm sure they still function properly but can't be absolutely sure. Also, there is no MERV rating printed on the filter. . . . how can I tell I received the correct product?"
"Quick response just look at exact size. 4” filters are 3 3/4. So next time We will order 5” as they are 4 3/8”. Great support"
"Price was good. Delivery was fast. Customer service was great."
"Filters are excellent quality. Use the Merv 13 filters which really do an excellent job cleaning the air."
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