---
title: "Merv 13 Filter 20x20x1 — $328K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/merv-13-filter-20x20x1"
last_updated: "2026-08-07T12:20:48.629Z"
locale: en
meta:
description: "Niche score 56/100 · $328K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 56/100 · $328K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Merv 13 Filter 20x20x1 — $328K/yr Amazon US Niche (2026) - Flapen"
---
# **merv 13 filter 20x20x1**
**Worth a look**
Shows low returns (0.9%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 52Growth 77Conversion 77Competition 36Returns 96Price range 95Avg price 94Brand share 12Review moat 24Quality gap 22
**Returns**
**Incredible****0.9%**
return rate — above 5% kills the launch gate
**Price range**
**Incredible****$24.63–$93.67**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$46.43**
avg listing price — sweet spot $15–$100
**Growth**
**Great****+64.1%**
90-day search growth — must beat 0% to launch
**Conversion**
**Great****7.4%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Good****$328K**
$328K/yr · 96K searches
**Competition**
**Okay****64%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****6,216.4**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****95%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, merv 13 filter 20x20x1 is a $328K/yr Amazon United States market (96K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Jan–Jul. Verdict: Worth a look — 56/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **merv 13 filter 20x20x1 market data**
- **Units sold / yr**
- **8K–10K**
- avg 500–750/product
- **Revenue / yr**
- **$371K–$464K**
- units × avg price
- **Conversion rate**
- **7.4%**
- **Avg BSR**
- **#339**
- **Page quality**
- **0%**
- **Prime**
- **87%**
- **Sponsored**
- **80%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **53 months**
- **Avg seller age**
- **162 days**
## **Competition & brand share**
The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**9 **▼falling
**Sellers**
**25**
**Top-5 brand share**
**95%**
Top 20: 100%
**Top-5 click share**
**64%**
Top 20: 100%
**Open market**
**3%**
- BNX28% - Simply20% - Filtrete18% - Aerostar16% - Filterbuy14% - Amazon Basics2% - Open — no brand owns it (3 brands, 3%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +64.1% search growth over the last 90 days.
13K8KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Jul · busiest ÷ quietest = 2.5×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/merv-13-filter-20x20x1/trend)
## **Top merv 13 filter 20x20x1 search terms**
- **merv 13 20x20x1**57K/yr+95.2%6.9% conv. - **20x20x1 air filter merv 13**28K/yr+21.3%10.4% conv. - **20x20x1 merv 13**5K/yr+39.9%10.0% conv. - **air filter 20x20x1 merv 13**5K/yr+27.1%13.0% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/merv-13-filter-20x20x1/search-terms)
## **Top merv 13 filter 20x20x1 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%4%$13K8%$26K12%$39K16%$52K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Filtrete 20x20x1 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 19.62x19.62x0.78 in)**Filtrete**$29.75**4.8★17,142 rev](https://www.amazon.com/dp/B00TUDHCEA) [2**BNX TruFilter 20x20x1 MERV 13 (4-Pack) AC Furnace Air Filter - MADE IN USA - Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters - Removes Pollen Mold Bacteria Smoke**BNX**$42.14**4.7★3,479 rev](https://www.amazon.com/dp/B09XC3RQ3J) [3**BNX 20x20x1 Air Filter MERV 13 HVAC AC Furnace Dust Pet Allergen 6-Pack**BNX**$54.52**4.7★7,885 rev](https://www.amazon.com/dp/B09XFL1TQ7) [4**Simply 20x20x1 Air Filter Merv 13 6 Pack For Home AC Furnace & HVAC (Actual Size: 19.75x19.75x0.75) DUST Pet & Allergy Control**Simply**$42.34**4.2★3,094 rev](https://www.amazon.com/dp/B0BVBZ27Y7) [5**Aerostar 20x20x1 MERV 13 Air Filter 4 Count ACTUAL SIZE (19.75 x 19.75 x 0.75) HVAC Air Conditioning & Furnace Filter for Allergies Dust Pet Dander & Smoke (MPR 1500 / FPR 10) Made in USA**Aerostar**$33.24**4.6★7,449 rev](https://www.amazon.com/dp/B07YYKNY4N)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**FilterWise 20x20x1 Air Filter MERV 13 Pleated HVAC Furnace and AC Replacement Filter Residential Heating and Cooling System Filter 2-Pack**Filter Wise**$24.63**2 rev1mo ago](https://www.amazon.com/dp/B0H4WGKGPN) [**Qingzhug 20x20x1 MERV 13 (6-Pack) Pleated Air Filter (Actual Size: 19.75x19.75x0.75) MPR 1900 & FPR 10 Furnace Air Filters 20x20x1 air filter**Qingzhug**$45.85**486 rev1y ago](https://www.amazon.com/dp/B0FJLBW6JM) [**Clorox 20x20x1 Air Filter MERV 13 Pleated HVAC AC Furnace Air Filters for Allergies Pet Dander Smoke and more MPR 1500 & FPR 10 Pack of 4**Clorox Air Filters**$47.12**12 rev1y ago](https://www.amazon.com/dp/B0FDC6LJPF) [**Simply 20x20x1 Air Filter Merv 13 4 Pack For Home AC Furnace & HVAC (Actual Size: 19.75x19.75x0.75) DUST Pet & Allergy Control**Simply**$31.75**532 rev2y ago](https://www.amazon.com/dp/B0CKY8LL56) [**Simply 20x20x1 Air Filter Merv 13 6 Pack For Home AC Furnace & HVAC (Actual Size: 19.75x19.75x0.75) DUST Pet & Allergy Control**Simply**$42.34**3,094 rev3y ago](https://www.amazon.com/dp/B0BVBZ27Y7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**FilterWise 20x20x1 Air Filter MERV 13 Pleated HVAC Furnace and AC Replacement Filter Residential Heating and Cooling System Filter 2-Pack**Filter Wise**$24.63**5.0★**▲ 161%**](https://www.amazon.com/dp/B0H4WGKGPN) [**Simply 20x20x1 Air Filter Merv 13 4 Pack For Home AC Furnace & HVAC (Actual Size: 19.75x19.75x0.75) DUST Pet & Allergy Control**Simply**$31.75**4.3★**▲ 138%**](https://www.amazon.com/dp/B0CKY8LL56) [**Filtrete 20x20x1 Air Filter MERV 13 MPR 1900 Allergens Bacteria Viruses & Air Pollutants 3-Month AC/Furnace Filters Cleaner Air Reliable Airflow 6 HVAC Filters(Act Size 19.62x19.62x0.78 in)**Filtrete**$93.67**4.8★**▲ 38%**](https://www.amazon.com/dp/B07FNWCLR4) [**Aerostar 20x20x1 MERV 13 Air Filter 4 Count ACTUAL SIZE (19.75 x 19.75 x 0.75) HVAC Air Conditioning & Furnace Filter for Allergies Dust Pet Dander & Smoke (MPR 1500 / FPR 10) Made in USA**Aerostar**$33.24**4.6★**▲ 31%**](https://www.amazon.com/dp/B07YYKNY4N) [**Filtrete 20x20x1 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 19.62x19.62x0.78 in)**Filtrete**$29.75**4.8★**▲ 29%**](https://www.amazon.com/dp/B00TUDHCEA)
**~~View all trending →~~**
## **What buyers say about merv 13 filter 20x20x1**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Filtration**28%
*“Solid filters”*
**Quality-Overall**19%
*“Good production”*
**Value For Money**17%
*“Good Value”*
**Size-Overall**9%
*“Fits good”*
**Advertised Vs Actual Product**5%
*“Work as advertised”*
**Efficiency**4%
*“Works well”*
**Assembly/Installation**2%
*“Easy installation”*
**Strength**2%
*“Well made and seems more sturdy than some brand name filters I have previously purchased”*
**Ease Of Cleaning**1%
*“Revent repair tech indicated things were really clean in my ducts”*
**Ease Of Use**1%
*“Theyre easy to use”*
### **What buyers complain about **
**Filtration**25%
*“Filters arrived damaged”*
**Quality-Overall**17%
*“Average quality”*
**Strength**10%
*“They are flimsy”*
**Value For Money**7%
*“Not the cheapest”*
**Noise Level**6%
*“very noisy”*
**Size-Overall**6%
*“They do not fit properly”*
**Advertised Vs Actual Product**4%
*“Nothing about this ad is correct”*
**Functionality-Overall**2%
*“Does not work for that”*
**Thickness**2%
*“The reduced thickness leaves about 25% less filter media, so the filter reaches end-of-life that much quicker, too”*
**Smell**2%
*“or absorption of other odors”*
### **Top return reasons **
**Size-Overall**70%
**Filtration**15%
**Compatibility-Overall**4%
**Advertised Vs Actual Product**2%
**Value For Money**2%
**Quality-Overall**1%
**Certifications**1%
**Defective Material/Parts**1%
**Material Quality**1%
**Functionality-Overall**1%
## **Common questions**
- **Is merv 13 filter 20x20x1 profitable to sell on Amazon United States?**
- The niche generates $328K/yr across 15 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +64.1%. Flapen's verdict: Worth a look (56/100).
- **How competitive is the merv 13 filter 20x20x1 niche?**
- 9 brands and 25 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 95% of demand.
- **What do buyers complain about in merv 13 filter 20x20x1?**
- Top complaints mined from reviews: Filtration, Quality-Overall, Strength. The return rate is 0.9%.
- **When does demand for merv 13 filter 20x20x1 peak?**
- Demand peaks in Jan–Jul; the busiest month runs 2.5× the quietest.
- **What does it cost to enter the merv 13 filter 20x20x1 niche?**
- Listings span $24.63–$93.67; the average listing price is $46.43 (sweet spot $15–$100). The average incumbent carries 6,216 reviews — the moat a new listing must climb.
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