★★★★★ 5
Perfect fit
Perfect fit for my Accord
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Reviewed in the United States on February 15, 2026
11 1/2x21x1 Exact MERV 13 Plus Carbon AC Furnace Filters
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
11 1/2x21x1 Exact MERV 13 Plus Carbon AC Furnace FiltersActual Size: 11 1 2 x 21 x 3 4 (11. 5 x 21 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, smog, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. Ideal for customers looking for superior filtration but needing an odor control element Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200 2400 Made in
Quick Dispatch:
Your 11 1/2x21x1 Exact MERV 13 Plus Carbon AC Furnace Filters orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your 11 1/2x21x1 Exact MERV 13 Plus Carbon AC Furnace Filters ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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4.2 ★★★★★
Based on 942 reviews
Sort
Product Reviews
★★★★★ 4
That it filters out debris in the air from going into the engine / cabin
It’s an air filter seems to be doing what it is designed for
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Reviewed in the United States on March 9, 2026
★★★★★ 5
Wonderful
Excellent
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Reviewed in the United States on January 15, 2026
★★★★★ 5
DIY savings
Saved myself $90!
Fit like a glove great value
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Reviewed in the United States on September 22, 2025
★★★★★ 5
Good
Looks to be good quality. Easy install.
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Reviewed in the United States on September 12, 2025
