---
title: "20x30x2 Air Filter — $221K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/20x30x2-air-filter"
last_updated: "2026-08-08T11:03:16.909Z"
locale: en
meta:
description: "Niche score 47/100 · $221K/yr market · 29K searches/yr · $78.36 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $221K/yr market · 29K searches/yr · $78.36 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "20x30x2 Air Filter — $221K/yr Amazon US Niche (2026) - Flapen"
---
# **20x30x2 air filter**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 42Growth 53Conversion 86Competition 29Returns 100Price range 52Avg price 83Brand share 0Review moat 21Quality gap 23
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****9.8%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$78.36**
avg listing price — sweet spot $15–$100
**Growth**
**Good****+24.5%**
90-day search growth — must beat 0% to launch
**Price range**
**Good****$44.40–$150.95**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****$221K**
$221K/yr · 29K searches
**Competition**
**Okay****68%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****10,605.64**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, 20x30x2 air filter is a $221K/yr Amazon United States market (29K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 47/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **20x30x2 air filter market data**
- **Units sold / yr**
- **3K–4K**
- avg 100–250/product
- **Revenue / yr**
- **$235K–$313K**
- units × avg price
- **Conversion rate**
- **9.8%**
- **Avg BSR**
- **#83**
- **Page quality**
- **0%**
- **Prime**
- **7%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **61 months**
- **Avg seller age**
- **191 days**
## **Competition & brand share**
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**4 **—flat
**Sellers**
**8**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**68%**
Top 20: 100%
**Open market**
**0%**
- Filterbuy51% - Filter King42% - MANN+HUMMEL5% - Nordic Pure3%
## **Demand & seasonality**
Weekly Amazon search volume, last 97 weeks — +24.5% search growth over the last 90 days.
18K13KSpike '24Holiday '24Spike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 18.5×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/20x30x2-air-filter/trend)
## **Top 20x30x2 air filter search terms**
- **20x30x2 air filter**18K/yr+27.9%10.0% conv. - **20x30x2 air filters for home**3K/yr+13.7%9.2% conv. - **air filter 20x30x2**4K/yr+25.1%12.5% conv. - **20x30x2**4K/yr+19.8%12.7% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/20x30x2-air-filter/search-terms)
## **Top 20x30x2 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.
0%10%$22K20%$44K30%$66K40%$88K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Filter King 20x30x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 19.5 x 29.5 x 1.75)**Filter King**$53.93**4.6★3,373 rev](https://www.amazon.com/dp/B07HJGQPHB) [2**Filterbuy 20x30x2 Air Filter MERV 8 Essential Dust & Allergy Defense (2-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.75 x 29.75 x 1.75)**Filterbuy**$44.40**4.6★68,921 rev](https://www.amazon.com/dp/B00CK03ISY) [3**Filterbuy 20x30x2 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.75 x 29.75 x 1.75)**Filterbuy**$71.12**4.7★231 rev](https://www.amazon.com/dp/B00CJZ6R8S) [4**Filterbuy 20x30x2 Air Filter MERV 11 Superior Pet & Allergy Defense (2-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.75 x 29.75 x 1.75)**Filterbuy**$48.85**4.5★20,405 rev](https://www.amazon.com/dp/B00CK05044) [5**Filter King 20x30x2 Air Filter (MERV 8) (6-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 19.5 x 29.5 x 1.75)**Filter King**$78.03**4.7★2,030 rev](https://www.amazon.com/dp/B07HJDNMKT)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**MANN+HUMMEL 20x30x2 MERV 8 Pleated 2 AC Furnace Air Filter. 4 Pack**MANN+HUMMEL**$49.25**437 rev2y ago](https://www.amazon.com/dp/B0C6VX888M) [**MANN+HUMMEL 20x30x2 MERV 8 Pleated 2 AC Furnace Air Filter. Case of 12**MANN+HUMMEL**$106.90**2 rev2y ago](https://www.amazon.com/dp/B0CP9X8FTX) [**Filter King 20x30x2 Air Filter (MERV 8) (5-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 19.5 x 29.5 x 1.75)**Filter King**$62.20**961 rev3y ago](https://www.amazon.com/dp/B0BY3HNC5P) [**Filter King 20x30x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 19.5 x 29.5 x 1.75)**Filter King**$53.93**3,373 rev7y ago](https://www.amazon.com/dp/B07HJGQPHB) [**Filter King 20x30x2 Air Filter (MERV 8) (6-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 19.5 x 29.5 x 1.75)**Filter King**$78.03**2,030 rev7y ago](https://www.amazon.com/dp/B07HJDNMKT)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Filter King 20x30x2 Air Filter (MERV 8) (6-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 19.5 x 29.5 x 1.75)**Filter King**$78.03**4.7★**▲ 104%**](https://www.amazon.com/dp/B07HJDNMKT) [**Filter King 20x30x2 Air Filter (MERV 8) (12-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 19.5 x 29.5 x 1.75)**Filter King**$130.25**4.7★**▲ 53%**](https://www.amazon.com/dp/B07HJFVQ9Z) [**Filter King 20x30x2 Air Filter (MERV 8) (4-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 19.5 x 29.5 x 1.75)**Filter King**$53.93**4.6★**▲ 45%**](https://www.amazon.com/dp/B07HJGQPHB) [**MANN+HUMMEL 20x30x2 MERV 8 Pleated 2 AC Furnace Air Filter. Case of 12**MANN+HUMMEL**$106.90**5.0★**▲ 33%**](https://www.amazon.com/dp/B0CP9X8FTX) [**Filterbuy 20x30x2 Air Filter MERV 11 Superior Pet & Allergy Defense (6-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 19.75 x 29.75 x 1.75)**Filterbuy**$99.97**4.4★**▲ 13%**](https://www.amazon.com/dp/B00CK02HRM)
**~~View all trending →~~**
## **What buyers say about 20x30x2 air filter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**42%
*“Good quality”*
**Value For Money**25%
*“Good Value”*
**Filtration**17%
*“Good filters”*
### **What buyers complain about **
**Value For Money**33%
*“Price is high”*
### **Top return reasons **
**Size-Overall**75%
**Filtration**11%
**Thickness**4%
**Compatibility-Overall**4%
**Defective Material/Parts**2%
**Advertised Vs Actual Product**1%
**Certifications**1%
**Mechanism Issues**1%
**Quality-Overall**1%
**Thin**1%
## **Common questions**
- **Is 20x30x2 air filter profitable to sell on Amazon United States?**
- The niche generates $221K/yr across 14 tracked products. 90-day search growth is +24.5%. Flapen's verdict: Skip it (47/100).
- **How competitive is the 20x30x2 air filter niche?**
- 4 brands and 8 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in 20x30x2 air filter?**
- Top complaints mined from reviews: Value For Money. The return rate is 0.0%.
- **When does demand for 20x30x2 air filter peak?**
- Demand peaks in Sep–Oct; the busiest month runs 18.5× the quietest.
- **What does it cost to enter the 20x30x2 air filter niche?**
- Listings span $44.40–$150.95; the average listing price is $78.36 (sweet spot $15–$100). The average incumbent carries 10,606 reviews — the moat a new listing must climb.
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