★★★★★ 5
Perfect fit
Product is very good, no damage and fits well
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 14, 2025
16 1/2x21 5/8x1 Exact MERV 12 Plus Carbon AC Furnace Filters
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
16 1/2x21 5/8x1 Exact MERV 12 Plus Carbon AC Furnace FiltersActual Size: 16 1 2 x 21 5 8 x 3 4 (16. 5 x 21. 63 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. Ideal for customers who not only need odor control but whose daily life demands high filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 12 is equivalent to MPR 1500
Quick Dispatch:
Your 16 1/2x21 5/8x1 Exact MERV 12 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 16 1/2x21 5/8x1 Exact MERV 12 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]
- Please click here for more details>>> Return & Exchange Policy
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4.3 ★★★★★
Based on 392 reviews
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Product Reviews
★★★★★ 5
Perfect replacement
Fit perfectly saved a bunch of money
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 7, 2025
★★★★★ 3
It’s ok for a short period of time.
Meh….the filter is glued at each end versus clamped into the housing like the OEM filter. Will probably get a different brand or OEM in the near future.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
★★★★★ 5
Good Replacement from Third Party
Perfect fit and great price. Would recommend.
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Reviewed in the United States on October 1, 2025
★★★★★ 5
Perfect fit
Fit well. Looks nearly identical to the OEM filter.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 18, 2025
