---
title: "16x20x1 Air Filter — $9.9M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/16x20x1-air-filter"
last_updated: "2026-08-07T14:30:38.830Z"
locale: en
meta:
description: "Niche score 55/100 · $9.9M/yr market. Brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · $9.9M/yr market. Brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "16x20x1 Air Filter — $9.9M/yr Amazon US Niche (2026) - Flapen"
---
# **16x20x1 air filter**
**Worth a look**
Shows a $9.9M/yr market, but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.
Market size 100Growth 45Conversion 97Competition 12Returns 96Price range 95Avg price 95Brand share 0Review moat 5Quality gap 19
**Market size**
**Incredible****$9.9M**
$9.9M/yr · 1.9M searches
**Conversion**
**Incredible****15.7%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$32.73**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$25.49–$43.12**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+16.0%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****86%**
top-5 click share — a locked-up shelf
**Review moat**
**Bad****41,464.3**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, 16x20x1 air filter is a $9.9M/yr Amazon United States market (1.9M searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jul. Verdict: Worth a look — 55/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **16x20x1 air filter market data**
- **Units sold / yr**
- **250K–300K**
- avg 15,000–20,000/product
- **Revenue / yr**
- **$8.2M–$9.8M**
- units × avg price
- **Conversion rate**
- **15.7%**
- **Avg BSR**
- **#8**
- **Page quality**
- **0%**
- **Prime**
- **70%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **56 months**
- **Avg seller age**
- **163 days**
## **Competition & brand share**
The top 5 products capture 86% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **▼falling
**Sellers**
**26**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**86%**
Top 20: 100%
**Open market**
**0%**
- Amazon Basics45% - Filtrete30% - Filterbuy14% - Simply12%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +16.0% search growth over the last 90 days.
50K30KSpike '24Spike '25Prime Day '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/16x20x1-air-filter/trend)
## **Top 16x20x1 air filter search terms**
- **16x20x1 air filter**781K/yr+25.5%14.1% conv. - **air filter 16x20x1**229K/yr+22.2%12.8% conv. - **furnace filter 16x20x1**181K/yr-8.8%9.1% conv. - **ac filter 16x20x1**74K/yr+58.4%12.4% conv. - **16x20x1 furnace filter**129K/yr-34.8%10.9% conv. - **16 x 20 x 1 air filter**62K/yr+28.3%15.7% conv. - **furnace filters 16x20x1**101K/yr-15.4%11.3% conv. - **air filters 16x20x1**53K/yr+20.3%12.6% conv. - **filtrete 16x20x1**52K/yr+3.7%10.2% conv. - **16x20x1**38K/yr+26.4%12.4% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/16x20x1-air-filter/search-terms)
## **Top 16x20x1 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%15%$1.5M30%$3.0M45%$4.5M60%$6.0M1K10K100K1.0M Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 10 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Amazon Basics 16x20x1 Air Filter 6-Pack MERV 8 AC Furnace Filters Allergy Control Removes Dust Lint and Pollen Electrostatic (Actual Size: 15.75 x 19.75 x 0.75)**Amazon Basics**$29.02**4.6★17,081 rev](https://www.amazon.com/dp/B088BZTYFP) [2**Filtrete 16x20x1 Air Filter MERV 11 MPR 1000 Allergens & Pet Dander 3-Month AC and Furnace Filters Cleaner Air Reliable Airflow 2 HVAC Filters (Actual Size 15.68 x 19.68 x 0.81 in)**Filtrete**$25.49**4.8★57,731 rev](https://www.amazon.com/dp/B004QOPKVK) [3**Simply 16x20x1 Air Filter MERV 8 6 Pack For Home AC Furnace & HVAC (Actual Size: 15.75x19.75x0.75) DUST Pet & Allergy Control**Simply**$31.77**4.7★53,363 rev](https://www.amazon.com/dp/B07G2NJM2Y) [4**Filtrete 16x20x1 Air Filter MERV 5 6-Pack AC Furnace HVAC MPR 300 Basic Dust Defense Pleated Electrostatic Removes Lint**Filtrete**$31.91**4.7★160,547 rev](https://www.amazon.com/dp/B07FP5X5G2) [5**Filterbuy 16x20x1 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 15.50 x 19.50 x 0.75)**Filterbuy**$30.87**4.7★10,472 rev](https://www.amazon.com/dp/B00CJZ836C)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Amazon Basics MERV 5 AC Furnace Air Filter 16x20x1 inches 6-Pack (Actual Size: 15.75 x 19.75 x 0.75)**Amazon Basics**$27.28**17,081 rev11mo ago](https://www.amazon.com/dp/B0DQPCQPTX) [**Filtrete 16x20x1 AC Furnace Air Filter MERV 8 MPR 700 Tough on Pollen Easy on Airflow 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter 4-Pack (Actual Size 15.688 x 19.688 x 0.78 in)**Filtrete**$43.12**6,265 rev4y ago](https://www.amazon.com/dp/B0B1PFJ1Z4) [**Amazon Basics 16x20x1 Air Filter 6-Pack MERV 8 AC Furnace Filters Allergy Control Removes Dust Lint and Pollen Electrostatic (Actual Size: 15.75 x 19.75 x 0.75)**Amazon Basics**$29.02**17,081 rev5y ago](https://www.amazon.com/dp/B088BZTYFP) [**Simply 16x20x1 Air Filter MERV 8 6 Pack For Home AC Furnace & HVAC (Actual Size: 15.75x19.75x0.75) DUST Pet & Allergy Control**Simply**$31.77**53,363 rev7y ago](https://www.amazon.com/dp/B07G2NJM2Y) [**Filtrete 16x20x1 Air Filter MERV 13 MPR 1900 Allergens Bacteria Viruses & Air Pollutants 3-Month AC/Furnace Filters Cleaner Air Reliable Airflow 2 HVAC Filters(Act Size 15.62x19.62x0.78 in)**Filtrete**$33.11**17,142 rev11y ago](https://www.amazon.com/dp/B00TUDHMOA)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Filtrete 16x20x1 Air Filter MERV 13 MPR 1900 Allergens Bacteria Viruses & Air Pollutants 3-Month AC/Furnace Filters Cleaner Air Reliable Airflow 2 HVAC Filters(Act Size 15.62x19.62x0.78 in)**Filtrete**$33.11**4.8★**▲ 68%**](https://www.amazon.com/dp/B00TUDHMOA) [**Filtrete 16x20x1 Air Filter MERV 11 MPR 1000 Allergens & Pet Dander 3-Month AC and Furnace Filters Cleaner Air Reliable Airflow 2 HVAC Filters (Actual Size 15.68 x 19.68 x 0.81 in)**Filtrete**$25.49**4.8★**▲ 52%**](https://www.amazon.com/dp/B004QOPKVK) [**Amazon Basics MERV 5 AC Furnace Air Filter 16x20x1 inches 6-Pack (Actual Size: 15.75 x 19.75 x 0.75)**Amazon Basics**$27.28**4.6★**▲ 26%**](https://www.amazon.com/dp/B0DQPCQPTX) [**Filterbuy 16x20x1 Air Filter MERV 8 Essential Dust & Allergy Defense (6-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 15.50 x 19.50 x 0.75)**Filterbuy**$37.77**4.7★**▲ 22%**](https://www.amazon.com/dp/B00CK01LYW) [**Filtrete 16x20x1 AC Furnace Air Filter MERV 8 MPR 700 Tough on Pollen Easy on Airflow 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter 4-Pack (Actual Size 15.688 x 19.688 x 0.78 in)**Filtrete**$43.12**4.7★**▲ 13%**](https://www.amazon.com/dp/B0B1PFJ1Z4)
**~~View all trending →~~**
## **What buyers say about 16x20x1 air filter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**22%
*“Best value”*
**Filtration**22%
*“Great air filters”*
**Size-Overall**15%
*“Exact fit”*
**Quality-Overall**14%
*“Quality Filters at a Great Price”*
**Advertised Vs Actual Product**7%
*“As advertised”*
**Efficiency**4%
*“Basic does the job”*
**Strength**3%
*“Very sturdy”*
**Assembly/Installation**1%
*“Easy to install”*
**Material Quality**1%
*“Really good material”*
**Spray/Flow**1%
*“Easy to install good air flow”*
### **What buyers complain about **
**Size-Overall**21%
*“Too big”*
**Filtration**18%
*“Terrible air filter”*
**Quality-Overall**13%
*“Poor Quality Control”*
**Strength**10%
*“Very flimsy”*
**Value For Money**6%
*“Too expensive”*
**Thickness**3%
*“know that the filters that are the thickest are not the best for your furnace”*
**Ease Of Use**3%
*“A real problem to use”*
**Durability**2%
*“Within a couple weeks theyre broken”*
**Flexibility**2%
*“Cardboard edges are very very think and bends easy”*
**Functionality-Overall**2%
*“It doesnt make the job”*
### **Top return reasons **
**Size-Overall**80%
**Filtration**9%
**Compatibility-Overall**4%
**Value For Money**1%
**Advertised Vs Actual Product**1%
**Quality-Overall**1%
**Defective Material/Parts**1%
**Strength**0%
**Functionality-Overall**0%
**Certifications**0%
## **Common questions**
- **Is 16x20x1 air filter profitable to sell on Amazon United States?**
- The niche generates $9.9M/yr across 10 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +16.0%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the 16x20x1 air filter niche?**
- 4 brands and 26 sellers compete. The top 5 products take 86% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in 16x20x1 air filter?**
- Top complaints mined from reviews: Size-Overall, Filtration, Quality-Overall. The return rate is 0.8%.
- **When does demand for 16x20x1 air filter peak?**
- Demand peaks in Jul; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the 16x20x1 air filter niche?**
- Listings span $25.49–$43.12; the average listing price is $32.73 (sweet spot $15–$100). The average incumbent carries 41,464 reviews — the moat a new listing must climb.
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