20x24x1 air filter
Launch itA $2.1M/yr market growing +37.0% this quarter with returns at 0.7% — clears our launch bar.
Returns
Incredible0.7%return rate — above 5% kills the launch gate
Conversion
Incredible13.6%search→purchase rate — share of searches ending in a sale
Market size
Incredible$2.1M$2.1M/yr · 350K searches
Avg price
Incredible$44.45avg listing price — sweet spot $15–$100
Price range
Incredible$27.33–$79.67cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Good+37.0%90-day search growth — must beat 0% to launch
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Review moat
Bad22,963.06avg incumbent reviews — the moat a new listing must climb
Brand share
Bad96%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, 20x24x1 air filter is a $2.1M/yr Amazon United States market (350K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Jun–Jul–Aug. Verdict: Launch it — 60/100.
Data updated Jul 27, 2026 · scored weekly · How we score niches
20x24x1 air filter market data
- Units sold / yr
- 40K–50K
- avg 2,000–2,500/product
- Revenue / yr
- $1.8M–$2.2M
- units × avg price
- Conversion rate
- 13.6%
- Avg BSR
- #45
- Page quality
- 0%
- Prime
- 67%
- Sponsored
- 83%
- Out of stock
- 1.5%
- Avg brand age
- 61 months
- Avg seller age
- 168 days
Competition & brand share
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.Brands
8 falling
Sellers
49
Top-5 brand share
96%
Top 20: 100%
Top-5 click share
67%
Top 20: 100%
Open market
2%
- Filtrete42%
- Filterbuy29%
- Simply18%
- BNX4%
- Flanders3%
- TRIGHTFILTERS2%
- Open — no brand owns it (2 brands, 2%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +37.0% search growth over the last 90 days.Peak months: Jun, Jul, Aug · busiest ÷ quietest = 1.9×
Top 20x24x1 air filter search terms
- 20x24x1 air filter168K/yr
- air filter 20x24x136K/yr
- ac filter 20x24x117K/yr
- 20 x 24 x 1 air filter16K/yr
- 24x20x1 air filter15K/yr
- 20x24x1 air filter 6 pack11K/yr
- 20x24x110K/yr
- 20 x 24 x 1 air filters for home10K/yr
- furnace filters 20x24x110K/yr
- air filters 20x24x18K/yr
Top 20x24x1 air filter products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 18 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Filtrete 20x24x1 Air Filter MERV 5 6-Pack AC Furnace Filters for Home HVAC MPR 300 Basic Dust Defense Removes Lint & Household Dust 3-Month Pleated Electrostatic (Actual Size 19.81x23.81x0.81 in)
Filtrete$35.674.7★160,547 rev
Filterbuy 20x24x1 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.38 x 23.38 x 0.75)
Filterbuy$37.704.6★3,940 rev
Simply 20x24x1 Air Filter Merv 8 6 Pack For Home AC Furnace & HVAC (Actual Size: 19.75x23.75x0.75) DUST Pet & Allergy Control
Simply$36.304.7★53,363 rev
Filtrete 20x24x1 Air Filter MERV 11 MPR 1000 Allergens & Pet Dander 3-Month AC and Furnace Filters Cleaner Air Reliable Airflow 2 HVAC Filters (Actual Size 19.68 x 23.68 x 0.81 in)
Filtrete$28.314.8★57,731 rev
Filterbuy 20x24x1 Air Filter MERV 8 Essential Dust & Allergy Defense (6-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.38 x 23.38 x 0.75)
Filterbuy$45.644.7★51,098 rev
Newest
by launch date
Filtrete 20x24x1 AC Furnace Air Filter MPR 700 MERV 8 Tough on Pollen Easy on Airflow 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter 6-Pack (Actual Size 19.81 x 23.81 x 0.81 in)
Filtrete$27.33627 rev
TRIGHTFILTERS 20x24x1 Air Filter 4 Pack MERV 8 Pleated Dust Defense Air Filters Replacement Air Conditioner HVAC AC Furnace Filter Durable and Lightweight
TRIGHTFILTERS$32.841,900 rev
BNX TruFilter 20x24x1 Air Filter MERV 11 (6-Pack) - MADE IN USA - Allergen Defense Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters for Allergies Dust Pet Smoke Allergy MPR 1200 FPR 7
BNX$54.286,309 rev
Filterbuy 20x24x1 Air Filter MERV 8 Essential Dust & Allergy Defense (12-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.38 x 23.38 x 0.75)
Filterbuy$79.67363 rev
BNX TruFilter 20x24x1 Air Filter MERV 13 (6-Pack) - MADE IN USA - Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters for Allergies Pollen Mold Bacteria Smoke Allergen MPR 1900 FPR 10
BNX$59.627,885 rev
Trending
90-day click momentumFiltrete 20x24x1 AC Furnace Air Filter MPR 700 MERV 8 Tough on Pollen Easy on Airflow 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter 6-Pack (Actual Size 19.81 x 23.81 x 0.81 in)
Filtrete$27.334.6★
Simply 20x24x1 Air Filter Merv 8 4 Pack For Home AC Furnace & HVAC (Actual Size: 19.75x23.75x0.75) DUST Pet & Allergy Control
Simply$28.964.6★
Filterbuy 20x24x1 Air Filter MERV 11 Superior Pet & Allergy Defense (6-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.38 x 23.38 x 0.75)
Filterbuy$55.114.4★
Filterbuy 20x24x1 Air Filter MERV 8 Essential Dust & Allergy Defense (6-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.38 x 23.38 x 0.75)
Filterbuy$45.644.7★
Filterbuy 20x24x1 Air Filter MERV 8 Essential Dust & Allergy Defense (12-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.38 x 23.38 x 0.75)
Filterbuy$79.674.6★
What buyers say about 20x24x1 air filter
What buyers praise and complain about, mined from review topics.What buyers love
“Great fit”
“fair price”
“Great filters”
“Good quality”
“As Described”
“Easy installation”
“Practical”
“Nice solid product, easy to install, looks great”
“Works perfectly”
“dogs hair heavy dust allergies airflow super good noise level excellent”
What buyers complain about
“Not true to size”
“The worse filters ever”
“Cheaply made”
“It will cost you way more than the few dollars of savings”
“Actual size does not match printed size”
“some were slightly bent”
“Dirty smell”
“Absolute garbage, do not buy this, they smell, not clean”
“However these arent holding up a week”
“poor casing construction”
Top return reasons
Common questions
- Is 20x24x1 air filter profitable to sell on Amazon United States?
- The niche generates $2.1M/yr across 18 tracked products. 90-day search growth is +37.0%. Flapen's verdict: Launch it (60/100).
- How competitive is the 20x24x1 air filter niche?
- 8 brands and 49 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 96% of demand.
- What do buyers complain about in 20x24x1 air filter?
- Top complaints mined from reviews: Size-Overall, Filtration, Quality-Overall. The return rate is 0.7%.
- When does demand for 20x24x1 air filter peak?
- Demand peaks in Jun–Jul–Aug; the busiest month runs 1.9× the quietest.
- What does it cost to enter the 20x24x1 air filter niche?
- Listings span $27.33–$79.67; the average listing price is $44.45 (sweet spot $15–$100). The average incumbent carries 22,963 reviews — the moat a new listing must climb.