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20x25x6 Astro-Guard Activated Carbon Merv 11 Replacement for Aprilaire 201

$ $45.66
As Low As: $35.51 each

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As Low As: $45.66

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Air Filters, Inc. is a US based manufacturer of residential and industrial air filters. If you are interested in a larger pack size or have a question about this product, please click here to request a quote.

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Astro-Guard SGP Merv 11

This product is manufactured by Air Filters, Inc. and not by Aprilaire™ / Spaceguard™.

Astro-Guard ABP Merv 11 Activated Carbon Replacement for Aprilaire™ / Spaceguard™ 201 20x25x6


The Air Filters, Inc.™ Astro-Guard™ MERV 11 Activated Carbon Whole House Attic 20x25x6 Replacement filters can be used in all compatible size air ducts plus Trion™ / Air Bear™  cleaners that require a 20x25x6 filter.

Providing light to moderate odor control of smoke, pet odors and cooking odors that are absorbed and trapped with in the millions of microscopic carbon pores. With a combination of granular activated carbon (Removing gases and odor's) thermally bonded to the polyester non-woven fibers (Rated for Arrestance of 85% and Dust Efficiency 35%) that offers maximum carbon surface area, consistent carbon distribution with minimal pressure loss. 

MERV 11 air filters are high performance filtration that help reduce allergens and microscopic particles for both homes and businesses alike. MERV 11 rated air filters meet and/or exceed standard requirements for American Lung Association® Health House® and utilizes electrostatically charged, 100% synthetic media which offers significantly higher particulate efficiency than regular poly/cotton media pleated filters, with little change in static pressure.

MERV 11 filter media will not promote the growth of bacteria, mold, mildew, or fungi in normal operating environments, and has not been chemically treated.


The Air Filters, Inc.™ Astro-Guard™ MERV 11 Activated Carbon Whole House Attic 20x25x6 Replacement filters effectively reduce/remove pollen, dust, pet dander, dust mites, mold spores and environmental smog from circulated indoor air. Filtering these airborne particles can help alleviate allergies and sinus irritation that can cause watery eyes, itchy throat, coughing, and sneezing. Additional benefits are extending the life of your Air Conditioning / Furnace system by allowing the system to work more efficiently and economically.


Air Filters, Inc.™ Astro-Guard™ MERV 11 Activated Carbon Whole House Attic 20x25x6 Replacement filters use the optimum blend of synthetic fibers to insure high dust holding capacity and filtering efficiency.

* MERV 11 whole house attic air filters are polyester non-woven fibers are thermally bonded with granular activated carbon for maximum carbon surface area.

* MERV 11 whole house attic air filters media is thermally glued to Expanded Metal backing to prevent the media from sagging during the filter's use.

* MERV 11 whole house attic air filters pleats are formed in a radial configuration to insure proper dust loading.

* MERV 11 whole house attic air filters cartridge is encapsulated in a heavy duty die cut beverage board frame to insure filter integrity in high moisture applications.

* MERV 11 whole house attic air filters cartridge is glued to the peripheral interior of the outer

* MERV 11 whole house attic air filters face of the die cut is internally glued to the apexes of the pleats to insure maximum endurance under adverse conditions.

* MERV 11 whole house attic air filters media is electrostatically charged.

* MERV 11 whole house attic air filters contain 9 pleats per linear foot which creates a greater surface area to catch airborne particles.

Download MERV Rating Chart

Additional Information

U.S. Efficiency MERV 11 - 60% CTC
Euro Efficiency EN779-F6 - 60% CTC
Shipping Ship within 24 hours
Market Commercial, Industrial, Residential
Applications Apartment, Attic AC Replacement, Commercial Building, House, HVAC, Industrial Workplace
Characteristics 12 Month Filter, Arrestance 95%, Disposable, Dust Efficiency 65%, MERV 11, OEM Compatible
Filtered Contaminants dander, dust, mite, mold, odor, pollen, smog
Construction / Style Standard Pleat
Media Activated Carbon, Activated Carbon, Cotton-Polyester
Filter Frame paper
Pleats Per Foot 9
Actual Size 19 3/4 x 24 3/8 x 5 7/8
Nominal Size 20 x 25 x 6
Manufacturer Air Filters Incorporated
UPC 715907004418
MFG Part SGP20256ACM11
Weight 9.3500

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