---
title: "16x18x1 Air Filter — $62K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/16x18x1-air-filter"
last_updated: "2026-08-08T06:57:38.990Z"
locale: en
meta:
description: "Niche score 46/100 · $62K/yr market · 18K searches/yr · $42.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 46/100 · $62K/yr market · 18K searches/yr · $42.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "16x18x1 Air Filter — $62K/yr Amazon US Niche (2026) - Flapen"
---
# **16x18x1 air filter**
**Skip it**
A deep review moat (22,579 avg reviews) — this niche doesn't clear our bar today.
Market size 16Growth 59Conversion 79Competition 16Returns 92Price range 92Avg price 95Brand share 27Review moat 15Quality gap 21
**Avg price**
**Incredible****$42.83**
avg listing price — sweet spot $15–$100
**Returns**
**Great****1.1%**
return rate — above 5% kills the launch gate
**Price range**
**Great****$12.26–$83.88**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****8.0%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Good****+34.5%**
90-day search growth — must beat 0% to launch
**Brand share**
**Okay****89%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$62K**
$62K/yr · 18K searches
**Competition**
**Bad****81%**
top-5 click share — a locked-up shelf
**Review moat**
**Bad****22,578.58**
avg incumbent reviews — the moat a new listing must climb
According to Flapen's Amazon United States niche tracking, 16x18x1 air filter is a $62K/yr Amazon United States market (18K searches/yr). The top 5 brands hold 89% of demand. Demand peaks in Jun–Jul. Verdict: Skip it — 46/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **16x18x1 air filter market data**
- **Units sold / yr**
- **2K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$64K–$86K**
- units × avg price
- **Conversion rate**
- **8.0%**
- **Avg BSR**
- **#715**
- **Page quality**
- **0%**
- **Prime**
- **50%**
- **Sponsored**
- **75%**
- **Out of stock**
- **0.7%**
- **Avg brand age**
- **73 months**
- **Avg seller age**
- **176 days**
## **Competition & brand share**
The top 5 products capture 81% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▲rising
**Sellers**
**11**
**Top-5 brand share**
**89%**
Top 20: 100%
**Top-5 click share**
**81%**
Top 20: 100%
**Open market**
**7%**
- Filtrete39% - AIRx Filters21% - Filterbuy16% - Simply7% - Filter King6% - SpiroPure5% - Open — no brand owns it (2 brands, 7%)
## **Demand & seasonality**
Weekly Amazon search volume, last 102 weeks — +34.5% search growth over the last 90 days.
500300Spike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Jun, Jul · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/16x18x1-air-filter/trend)
## **Top 16x18x1 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%$6K20%$12K30%$19K40%$25K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Filtrete 16x18x1 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 15.687 x 17.687 x 0.81 in)**Filtrete**$42.16**4.7★6,265 rev](https://www.amazon.com/dp/B0CZC2PBTL) [2**AIRX Filters 16x18x1 Air Furnace Filter MERV 11 Allergy Dust Pet Dander(6-Pack) Electrostatic Pleated Replacement Filter HVAC AC Filter Made in USA(Actual Size: 15.50 x 17.50 x 0.75 in)**AIRx Filters**$49.55**4.7★267 rev](https://www.amazon.com/dp/B0CF85FPXF) [3**Filterbuy 16x18x1 Air Filter MERV 8 Essential Dust & Allergy Defense (2-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 15.50 x 17.50 x 0.75)**Filterbuy**$28.44**4.6★68,921 rev](https://www.amazon.com/dp/B01N5CJKMM) [4**Filter King 16x18x1 Air Filter (MERV 8) (2-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 16 x 18 x .75)**Filter King**$32.68**4.8★6 rev](https://www.amazon.com/dp/B07T57HB97) [5**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)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Disposable Air Conditioner Filter White Fiberglass Material 16X18X1 Inch HVAC Replacement**Generic**$12.26**0 rev11mo ago](https://www.amazon.com/dp/B0FNPPHFGC) [**Filtrete 16x18x1 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 15.687 x 17.687 x 0.81 in)**Filtrete**$42.16**6,265 rev2y ago](https://www.amazon.com/dp/B0CZC2PBTL) [**AIRx Filters 16x18x1 Furnace Filter MERV 8 Pleated Replacement HVAC AC Air Filter Easy Installation for Superior Filtration and Maximum Efficiency 12-Pack**AIRx Filters**$83.88**46 rev2y ago](https://www.amazon.com/dp/B0CK48RQSM) [**AIRX Filters 16x18x1 Air Furnace Filter MERV 11 Allergy Dust Pet Dander(6-Pack) Electrostatic Pleated Replacement Filter HVAC AC Filter Made in USA(Actual Size: 15.50 x 17.50 x 0.75 in)**AIRx Filters**$49.55**267 rev2y ago](https://www.amazon.com/dp/B0CF85FPXF) [**Simply 16x18x1 Air Filter Merv 8 6 Pack For Home AC Furnace & HVAC (Actual Size: 15.75x17.75x0.75) DUST Pet & Allergy Control**Simply**$55.67**53,363 rev3y ago](https://www.amazon.com/dp/B0C37W3ZVY)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Simply 16x18x1 Air Filter Merv 8 6 Pack For Home AC Furnace & HVAC (Actual Size: 15.75x17.75x0.75) DUST Pet & Allergy Control**Simply**$55.67**4.7★**▲ 212%**](https://www.amazon.com/dp/B0C37W3ZVY) [**Filter King 16x18x1 Air Filter (MERV 8) (2-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 16 x 18 x .75)**Filter King**$32.68**4.8★**▲ 101%**](https://www.amazon.com/dp/B07T57HB97) [**AIRX Filters 16x18x1 Air Furnace Filter MERV 11 Allergy Dust Pet Dander(6-Pack) Electrostatic Pleated Replacement Filter HVAC AC Filter Made in USA(Actual Size: 15.50 x 17.50 x 0.75 in)**AIRx Filters**$49.55**4.7★**▲ 58%**](https://www.amazon.com/dp/B0CF85FPXF) [**AIRx Filters 16x18x1 Furnace Filter MERV 8 Pleated Replacement HVAC AC Air Filter Easy Installation for Superior Filtration and Maximum Efficiency 12-Pack**AIRx Filters**$83.88**4.6★**▲ 53%**](https://www.amazon.com/dp/B0CK48RQSM) [**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★**▲ 39%**](https://www.amazon.com/dp/B088BZTYFP)
**~~View all trending →~~**
## **What buyers say about 16x18x1 air filter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**30%
*“Best value”*
**Size-Overall**16%
*“Fits well”*
**Filtration**16%
*“This air filter works great”*
**Quality-Overall**12%
*“Good quality”*
**Advertised Vs Actual Product**5%
*“As advertised”*
**Efficiency**5%
*“Basic does the job”*
**Spray/Flow**2%
*“Easy to install good air flow”*
**Ease Of Use**1%
*“It is easy to use”*
**Assembly/Installation**1%
*“Easy installing”*
**Design-Overall**1%
*“Well built and fits great”*
### **What buyers complain about **
**Size-Overall**22%
*“Too big”*
**Filtration**18%
*“Terrible air filter”*
**Strength**15%
*“Very flimsy”*
**Quality-Overall**15%
*“Poor Quality Control”*
**Value For Money**5%
*“Too expensive”*
**Thickness**3%
*“know that the filters that are the thickest are not the best for your furnace”*
**Durability**3%
*“Within a couple weeks theyre broken”*
**Functionality-Overall**2%
*“It doesnt make the job”*
**Adhesion/Stickiness**2%
*“No glue around edges”*
**Flexibility**2%
*“Didnt like the filters easily bends”*
### **Top return reasons **
**Size-Overall**80%
**Filtration**10%
**Compatibility-Overall**4%
**Advertised Vs Actual Product**1%
**Value For Money**1%
**Quality-Overall**1%
**Strength**1%
**Defective Material/Parts**1%
**Functionality-Overall**0%
**Thickness**0%
## **Common questions**
- **Is 16x18x1 air filter profitable to sell on Amazon United States?**
- The niche generates $62K/yr across 12 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +34.5%. Flapen's verdict: Skip it (46/100).
- **How competitive is the 16x18x1 air filter niche?**
- 8 brands and 11 sellers compete. The top 5 products take 81% of clicks and top 5 brands hold 89% of demand.
- **What do buyers complain about in 16x18x1 air filter?**
- Top complaints mined from reviews: Size-Overall, Filtration, Strength. The return rate is 1.1%.
- **When does demand for 16x18x1 air filter peak?**
- Demand peaks in Jun–Jul; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the 16x18x1 air filter niche?**
- Listings span $12.26–$83.88; the average listing price is $42.83 (sweet spot $15–$100). The average incumbent carries 22,579 reviews — the moat a new listing must climb.
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