Furnace Filters
Best 10x20 Furnace Filter (2026): Our 5 Picks Ranked
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For a 10x20 furnace filter, the Simply MERV 8 6-pack leads this list: it covers the standard 10x20x1 slot with pleated filtration and a 6-pack for repeated changes. If you want higher filtration, the Maycold and YEEREAD MERV 13 6-packs offer MERV 13 filtration.
Starting out? See the main guide: Best Furnace Air Filters
Top picks at a glance
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Best OverallSimply 10x20x1 Air Filter9.8 View on Amazon -
Runner-UpFiltrete 10x20x1 Air Filter9.8 View on Amazon -
Also GreatMaycold MERV 13 10x20x1 Air Filter9.5 View on Amazon -
Also GreatYEEREAD 10x20x1 MERV 13 Air Filters9.5 View on Amazon -
9.2 View on Amazon
Compare the specs
Ranked on pack size from each listing, plus how many buyers have rated it. A dash (—) means we could not confirm that figure from the listing.
| Pick | MERV rating | Pack size | Weight | Warranty |
|---|---|---|---|---|
| 1. Simply 10x20x1 Air Filter | MERV 8 | 6-pack | — | — |
| 2. Filtrete 10x20x1 Air Filter | MERV 5 | 6-pack | — | — |
| 3. Maycold MERV 13 10x20x1 Air Filter | MERV 13 | 6-pack | — | — |
| 4. YEEREAD 10x20x1 MERV 13 Air Filters | MERV 13 | 6-pack | — | 2-year |
| 5. AIRx Filters 10x20x1 Furnace AC Filter MERV | MERV 11 | — | — | — |
Simply 10x20x1 Air Filter
It pairs MERV 8 filtration with a 6-pack for standard 10x20x1 slots, with pleated filters rated for up to 3 months.
- MERV rating: MERV 8
- Pack size: 6-pack
Good for
- Buyers who want a MERV 8 filter in a 6-pack
- Owners of 10x20x1 slots who want pleated filters
Skip it if
- You need a MERV rating above 8
- You need more than 6 filters in one pack
It measures 10 x 20 x 1 inches nominally, with an actual size of 9.75 x 19.75 x 0.75 inches, and it fits furnaces, heat pumps and HVAC systems.
Filtrete 10x20x1 Air Filter
It offers MERV 5 and MPR 300 filtration in a 6-pack, with 3-in-1 technology and app reminders for changes.
- MERV rating: MERV 5
- Pack size: 6-pack
Good for
- Buyers who want MPR 300 filtration in a 6-pack
- Buyers who want app reminders for filter changes
Skip it if
- You need a MERV rating above 5
- You need more than 6 filters in one pack
It measures 10 x 20 x 1 inches nominally, with an actual size of 9.81 x 19.81 x 0.81 inches, and it uses exclusive 3-in-1 technology with a 300 MPR rating. Change it at least once every 90 days, and the Filtrete Smart App sets 30-, 60- or 90-day reminders for the next change.
Maycold MERV 13 10x20x1 Air Filter
It gives MERV 13 filtration in a 6-pack, with each filter individually wrapped and an actual size of 9.70 x 19.70 x 0.75 inches.
- MERV rating: MERV 13
- Pack size: 6-pack
Good for
- Buyers who want MERV 13 filtration in a 6-pack
- Buyers who want each filter individually wrapped
Skip it if
- You need a MERV rating above 13
- You need more than 6 filters in one pack
It measures 10 x 20 x 1 inches nominally, with an actual size of 9.70 x 19.70 x 0.75 inches, and it captures up to 90% of airborne particles. The pleated design fits standard 10x20x1 slots, and each filter arrives individually wrapped in plastic.
YEEREAD 10x20x1 MERV 13 Air Filters
It gives MERV 13 filtration in a 6-pack, with a 2-year warranty and replacement every 2-3 months.
- MERV rating: MERV 13
- Pack size: 6-pack
- 2-year warranty stated
Good for
- Buyers who want MERV 13 filtration with a 2-year warranty
- Buyers who want a 6-pack covering up to 18 months
Skip it if
- You need a MERV rating above 13
- You need a warranty longer than 2 years
It measures 10 x 20 x 1 inches nominally, with an actual size of 9.70 x 19.70 x 0.75 inches, and it fits most furnaces, air conditioners and HVAC units. Replace it every 2-3 months, and the 6-pack gives up to 18 months of performance. It carries a 2-year warranty.
AIRx Filters 10x20x1 Furnace AC Filter MERV
It gives MERV 11 filtration in a 4-pack, with moisture-resistant double-wall beverage board frames and an actual size of 9.50 x 19.50 x 0.75 inches.
- MERV rating: MERV 11
Good for
- Buyers who want MERV 11 filtration in a 4-pack
- Buyers who want a filter made in the USA
Skip it if
- You need a MERV rating above 11
- You need more than 4 filters in one pack
The pleated design uses a moisture-resistant double-wall beverage board frame, with replacement every 60-90 days. The frame withstands temperatures up to 180°F. It is made in the USA and fits most residential furnace and air conditioner systems.
How to choose
Match the nominal size to the slot
All five picks carry the 10x20x1 nominal size, but their actual sizes differ: Simply measures 9.75 x 19.75 x 0.75 inches, Filtrete measures 9.81 x 19.81 x 0.81 inches, Maycold and YEEREAD measure 9.70 x 19.70 x 0.75 inches, and AIRx measures 9.50 x 19.50 x 0.75 inches. Check your slot against the actual size before ordering.
Read the MERV rating
MERV is a rating scale for how finely a filter captures particles, and a higher number means finer filtration on that scale. In this list, Filtrete carries MERV 5, Simply carries MERV 8, AIRx carries MERV 11, and Maycold and YEEREAD carry MERV 13. Pick the rating that fits your system and the particles you want captured.
Plan the change schedule
Filters are replaced on a schedule, not once and forgotten. The Filtrete Smart App sets 30-, 60- or 90-day reminders, and Filtrete gives a 90-day interval. YEEREAD gives replacement every 2-3 months with up to 18 months from a 6-pack, Simply gives filtration for up to 3 months, and AIRx gives replacement every 60-90 days. Simply, Filtrete, Maycold and YEEREAD come in 6-packs, while AIRx comes in a 4-pack, so match the pack to your planned change interval.
FAQ
What is the difference between nominal and actual filter size?
Simply measures 9.75 x 19.75 x 0.75 inches and AIRx measures 9.50 x 19.50 x 0.75 inches.
What MERV ratings do these filters carry?
Filtrete carries MERV 5, Simply carries MERV 8, AIRx carries MERV 11, and Maycold and YEEREAD carry MERV 13.
How frequently should I change a 10x20 furnace filter?
It depends on the pick. Filtrete gives at least once every 90 days, YEEREAD gives every 2-3 months, Simply gives filtration for up to 3 months, and AIRx gives every 60-90 days.
What warranty does the YEEREAD filter carry?
YEEREAD carries a 2-year manufacturer warranty. Its 6-pack gives up to 18 months of performance with replacement every 2-3 months.
