---
title: "12x36x1 Air Filter — $149K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/12x36x1-air-filter"
last_updated: "2026-08-08T06:57:29.707Z"
locale: en
meta:
description: "Niche score 47/100 · $149K/yr market · 42K searches/yr · $55.68 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $149K/yr market · 42K searches/yr · $55.68 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "12x36x1 Air Filter — $149K/yr Amazon US Niche (2026) - Flapen"
---
# **12x36x1 air filter**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 32Growth 78Conversion 69Competition 13Returns 98Price range 95Avg price 91Brand share 0Review moat 17Quality gap 19
**Returns**
**Incredible****0.5%**
return rate — above 5% kills the launch gate
**Price range**
**Incredible****$36.68–$94.47**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$55.68**
avg listing price — sweet spot $15–$100
**Growth**
**Great****+66.8%**
90-day search growth — must beat 0% to launch
**Conversion**
**Good****6.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****$149K**
$149K/yr · 42K searches
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****17,869.09**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****85%**
top-5 click share — a locked-up shelf
**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, 12x36x1 air filter is a $149K/yr Amazon United States market (42K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jun–Jul. Verdict: Skip it — 47/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **12x36x1 air filter market data**
- **Units sold / yr**
- **3K–4K**
- avg 100–250/product
- **Revenue / yr**
- **$167K–$223K**
- units × avg price
- **Conversion rate**
- **6.3%**
- **Avg BSR**
- **#272**
- **Page quality**
- **0%**
- **Prime**
- **45%**
- **Sponsored**
- **64%**
- **Out of stock**
- **7.1%**
- **Avg brand age**
- **64 months**
- **Avg seller age**
- **177 days**
## **Competition & brand share**
The top 5 products capture 85% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **—flat
**Sellers**
**12**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**85%**
Top 20: 100%
**Open market**
**0%**
- Filterbuy49% - Filtrete44% - Filter King4% - True Blue4%
## **Demand & seasonality**
Weekly Amazon search volume, last 103 weeks — +66.8% search growth over the last 90 days.
2K1KSpike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Jun, Jul · busiest ÷ quietest = 2.7×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/12x36x1-air-filter/trend)
## **Top 12x36x1 air filter search terms**
- **12x36x1 air filter**20K/yr+49.8%9.6% conv. - **air filter 12x36x1**7K/yr+82.0%5.5% conv. - **ac filter 12x36x1**5K/yr+61.9%2.4% conv. - **furnace filters 12x36x1**4K/yr+104.3%0.6% conv. - **furnace filter 12x36x1**4K/yr+86.6%0.1% conv. - **12x36x1 furnace filter**3K/yr+83.5%0.5% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/12x36x1-air-filter/search-terms)
## **Top 12x36x1 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%$15K20%$30K30%$45K40%$60K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Filterbuy 12x36x1 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 11.88 x 35.88 x 0.75)**Filterbuy**$43.73**4.6★281 rev](https://www.amazon.com/dp/B00CJZ7PIO) [2**Filtrete 12x36x1 AC Furnace Air Filter MERV 11 MPR 1000 Micro Allergen Defense 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter 6 Pack (Actual Size 11.69x35.69x0.81 in)**Filtrete**$66.77**4.8★11,774 rev](https://www.amazon.com/dp/B07FP5X3K3) [3**Filtrete 12x36x1 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 11.69 x 35.69 x 0.81 in)**Filtrete**$42.46**4.7★6,265 rev](https://www.amazon.com/dp/B0CZC7H4SG) [4**Filterbuy 12x36x1 Air Filter MERV 8 Essential Dust & Allergy Defense (6-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 11.88 x 35.88 x 0.75)**Filterbuy**$60.45**4.7★51,098 rev](https://www.amazon.com/dp/B00CK013Q8) [5**Filterbuy 12x36x1 Air Filter MERV 8 Essential Dust & Allergy Defense (2-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 11.88 x 35.88 x 0.75)**Filterbuy**$36.68**4.6★68,921 rev](https://www.amazon.com/dp/B00CK049L4)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Filtrete 12x36x1 Air Filter MERV 11 MPR 1000 Allergens & Pet Dander 3-Month AC and Furnace Filters Cleaner Air Reliable Airflow 4 HVAC Filters (Actual Size 11.68 x 35.68 x 0.81 in)**Filtrete**$50.44**25,454 rev1y ago](https://www.amazon.com/dp/B0DLQ6SD5C) [**Filtrete 12x36x1 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 11.69 x 35.69 x 0.81 in)**Filtrete**$42.46**6,265 rev2y ago](https://www.amazon.com/dp/B0CZC7H4SG) [**Filter King 12x36x1 Air Filter (MERV 8) (2-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 11.5 x 35.5 x .75)**Filter King**$36.79**2 rev7y ago](https://www.amazon.com/dp/B07T75XLY4) [**Filter King 12x36x1 Air Filter (MERV 8) (12-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 11.5 x 35.5 x .75)**Filter King**$91.75**589 rev7y ago](https://www.amazon.com/dp/B07H3418TV) [**Filtrete 12x36x1 AC Furnace Air Filter MERV 11 MPR 1000 Micro Allergen Defense 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter 6 Pack (Actual Size 11.69x35.69x0.81 in)**Filtrete**$66.77**11,774 rev8y ago](https://www.amazon.com/dp/B07FP5X3K3)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Filter King 12x36x1 Air Filter (MERV 8) (2-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 11.5 x 35.5 x .75)**Filter King**$36.79**5.0★**▲ 70%**](https://www.amazon.com/dp/B07T75XLY4) [**Filter King 12x36x1 Air Filter (MERV 8) (12-Pack) Dust & Allergy Control AC Furnace Filters MADE IN USA HVAC Pleated Electrostatic (Actual Size: 11.5 x 35.5 x .75)**Filter King**$91.75**4.7★**▲ 66%**](https://www.amazon.com/dp/B07H3418TV) [**True Blue 12x36x1 MERV 11 Allergen Air Filter (4-Pack) | Electrostatic Pleated HVAC Furnace Air Filter | Replacement Filter for Home Use | Made in USA**True Blue**$48.07**4.5★**▲ 48%**](https://www.amazon.com/dp/B00E1YC6LC) [**Filtrete 12x36x1 AC Furnace Air Filter MERV 11 MPR 1000 Micro Allergen Defense 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter 6 Pack (Actual Size 11.69x35.69x0.81 in)**Filtrete**$66.77**4.8★**▲ 29%**](https://www.amazon.com/dp/B07FP5X3K3) [**Filterbuy 12x36x1 Air Filter MERV 8 Essential Dust & Allergy Defense (6-Pack) Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA (Actual Size: 11.88 x 35.88 x 0.75)**Filterbuy**$60.45**4.7★**▲ 28%**](https://www.amazon.com/dp/B00CK013Q8)
**~~View all trending →~~**
## **What buyers say about 12x36x1 air filter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**33%
*“Good quality for price”*
**Filtration**33%
*“Catches all the important stuff”*
**Allergies**33%
*“Helps control allergens”*
### **Top return reasons **
**Size-Overall**82%
**Filtration**9%
**Advertised Vs Actual Product**4%
**Product Condition**2%
**Compatibility-Overall**2%
## **Common questions**
- **Is 12x36x1 air filter profitable to sell on Amazon United States?**
- The niche generates $149K/yr across 11 tracked products. 90-day search growth is +66.8%. Flapen's verdict: Skip it (47/100).
- **How competitive is the 12x36x1 air filter niche?**
- 4 brands and 12 sellers compete. The top 5 products take 85% of clicks and top 5 brands hold 100% of demand.
- **When does demand for 12x36x1 air filter peak?**
- Demand peaks in Jun–Jul; the busiest month runs 2.7× the quietest.
- **What does it cost to enter the 12x36x1 air filter niche?**
- Listings span $36.68–$94.47; the average listing price is $55.68 (sweet spot $15–$100). The average incumbent carries 17,869 reviews — the moat a new listing must climb.
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