---
title: "Nordic Pure 16x25x5 — $54K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/nordic-pure-16x25x5"
last_updated: "2026-08-05T18:28:51.175Z"
locale: en
meta:
description: "Niche score 51/100 · $54K/yr market · 9K searches/yr. A concentrated shelf (top 5 take 86% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · $54K/yr market · 9K searches/yr. A concentrated shelf (top 5 take 86% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Nordic Pure 16x25x5 — $54K/yr Amazon US Niche (2026) - Flapen"
---
# **nordic pure 16x25x5**
**Worth a look**
Shows sweet-spot pricing room ($29.09–$86.88), but a concentrated shelf (top 5 take 86% of clicks) keeps it on the watch list.
Market size 13Growth 79Conversion 87Competition 12Returns 51Price range 95Avg price 91Brand share 24Review moat 61Quality gap 65
**Price range**
**Incredible****$29.09–$86.88**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$57.31**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****10.1%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Great****+69.1%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Good****1,067.7**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Good****2.9%**
return rate — above 5% kills the launch gate
**Brand share**
**Bad****91%**
top-5 brand share — brand-locked demand
**Market size**
**Bad****$54K**
$54K/yr · 9K searches
**Competition**
**Bad****86%**
top-5 click share — a locked-up shelf
**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, nordic pure 16x25x5 is a $54K/yr Amazon United States market (9K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in Jun–Jul–Oct. Verdict: Worth a look — 51/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **nordic pure 16x25x5 market data**
- **Units sold / yr**
- **1K–1K**
- avg 0–100/product
- **Revenue / yr**
- **$57K–$72K**
- units × avg price
- **Conversion rate**
- **10.1%**
- **Avg BSR**
- **#765**
- **Page quality**
- **0%**
- **Prime**
- **80%**
- **Sponsored**
- **70%**
- **Out of stock**
- **4.7%**
- **Avg brand age**
- **44 months**
- **Avg seller age**
- **190 days**
## **Competition & brand share**
The top 5 products capture 86% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▼falling
**Sellers**
**31**
**Top-5 brand share**
**91%**
Top 20: 100%
**Top-5 click share**
**86%**
Top 20: 100%
**Open market**
**4%**
- Filterbuy44% - HEALTHY CLIMATE18% - Filtrete14% - DerBlue8% - AIRx Filters6% - Nordic Pure5% - Open — no brand owns it (1 brand, 4%)
## **Demand & seasonality**
Weekly Amazon search volume, last 102 weeks — +69.1% search growth over the last 90 days.
1K600Spike '24Spike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Jun, Jul, Oct · busiest ÷ quietest = 3.8×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/nordic-pure-16x25x5/trend)
## **Top nordic pure 16x25x5 search terms**
- **16x25x5 merv 13**4K/yr+101.4%8.5% conv. - **merv 13 16x25x5**3K/yr+57.7%9.1% conv. - **16x25x5 air filter merv 13**3K/yr+40.5%9.2% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/nordic-pure-16x25x5/search-terms)
## **Top nordic pure 16x25x5 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%$8K30%$16K45%$24K60%$32K1101001K10K 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**Filterbuy 16x25x5 Air Filter MERV 13 Optimal Smoke & Allergy Defense (2-Pack) Pleated HVAC AC Furnace Filters for Honeywell FC100A1029 Lennox X6670 and More (Actual Size: 15.75 x 24.75 x 4.38)**Filterbuy**$71.15**4.6★924 rev](https://www.amazon.com/dp/B00NVICAOW) [2**Lennox 19L16-16 x 25 x 5 Healthy Climate HCF16-13 Air filter MERV 13 (2-Pack)**HEALTHY CLIMATE**$86.88**4.8★461 rev](https://www.amazon.com/dp/B08666947N) [3**Filtrete 16x25x5 AC Furnace Air Filter MERV 13 MPR 1900 Premium Allergen Bacteria & Virus Filter Electrostatic Air Cleaning Filter 2-Pack (Actual Size 15.75 x 24.13 x 4.88 in)**Filtrete**$73.09**4.3★379 rev](https://www.amazon.com/dp/B0DCGPQ88M) [4**DerBlue 2PACK 16x25x5 MERV 13 Furnace Filter Replacement Compatible with Lennox X6670 HCF16 Pleated HVAC Foldable Design for Easy Installation & Space-Saving(Actual Size: 15.75 x 24.75 x 4.38in)**DerBlue**$47.51**4.2★60 rev](https://www.amazon.com/dp/B0FL6DM34J) [5**2 Pack 16x25x5 Furnace Filter Replacement Compatible with Lennox X6670 HCF16 MERV 13 Pleated HVAC Foldable Design Easy Installation**Henmfely**$50.18**3.1★8 rev](https://www.amazon.com/dp/B0GLDRQVHW)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**2 Pack 16x25x5 Furnace Filter Replacement Compatible with Lennox X6670 HCF16 MERV 13 Pleated HVAC Foldable Design Easy Installation**Henmfely**$50.18**8 rev5mo ago](https://www.amazon.com/dp/B0GLDRQVHW) [**DerBlue 2PACK 16x25x5 MERV 13 Furnace Filter Replacement Compatible with Lennox X6670 HCF16 Pleated HVAC Foldable Design for Easy Installation & Space-Saving(Actual Size: 15.75 x 24.75 x 4.38in)**DerBlue**$47.51**60 rev11mo ago](https://www.amazon.com/dp/B0FL6DM34J) [**Filtrete 16x25x5 AC Furnace Air Filter MERV 13 MPR 1900 Premium Allergen Bacteria & Virus Filter Electrostatic Air Cleaning Filter 2-Pack (Actual Size 15.75 x 24.13 x 4.88 in)**Filtrete**$73.09**379 rev1y ago](https://www.amazon.com/dp/B0DCGPQ88M) [**AIRX FILTERS WICKED CLEAN AIR. 16x25x5 Air Filter MERV 13 Compatible with Ultravation 91-005 Furnace Filter MERV 13**AIRx Filters**$57.17**13 rev2y ago](https://www.amazon.com/dp/B0CFC9GR85) [**AIRx Filters 16x25x5 MERV 13 HVAC AC Furnace Air Filter Replacement for Lennox X0583 X6670 X6672 Health 2-Pack Made in the USA**AIRx Filters**$56.01**46 rev5y ago](https://www.amazon.com/dp/B079YCXLFQ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Nordic Pure 16x25x5 Pleated MERV 13 Plus Carbon Air Filter 1 Pack**Nordic Pure**$48.74**4.6★**▲ 86%**](https://www.amazon.com/dp/B0073VFR5W) [**2 Pack 16x25x5 Furnace Filter Replacement Compatible with Lennox X6670 HCF16 MERV 13 Pleated HVAC Foldable Design Easy Installation**Henmfely**$50.18**3.1★**▲ 82%**](https://www.amazon.com/dp/B0GLDRQVHW) [**AIRX FILTERS WICKED CLEAN AIR. 16x25x5 Air Filter MERV 13 Compatible with Ultravation 91-005 Furnace Filter MERV 13**AIRx Filters**$57.17**4.7★**▲ 75%**](https://www.amazon.com/dp/B0CFC9GR85) [**Lennox 19L16-16 x 25 x 5 Healthy Climate HCF16-13 Air filter MERV 13 (2-Pack)**HEALTHY CLIMATE**$86.88**4.8★**— 2%**](https://www.amazon.com/dp/B08666947N) [**DerBlue 2PACK 16x25x5 MERV 13 Furnace Filter Replacement Compatible with Lennox X6670 HCF16 Pleated HVAC Foldable Design for Easy Installation & Space-Saving(Actual Size: 15.75 x 24.75 x 4.38in)**DerBlue**$47.51**4.2★**— 1%**](https://www.amazon.com/dp/B0FL6DM34J)
**~~View all trending →~~**
## **What buyers say about nordic pure 16x25x5**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Filtration**24%
*“offers strong filtration at a good price”*
**Size-Overall**23%
*“Fits well”*
**Value For Money**11%
*“BIG savings”*
**Storage Capacity**5%
*“Convenient Storage”*
**Quality-Overall**5%
*“Decent Once Assembled”*
**Durability**4%
*“Great durability and performance”*
**Material Quality**3%
*“This filter has quality cardboard frame”*
**Assembly/Installation**3%
*“When these showed up I was surprised to find out I actually had to put them together”*
**Advertised Vs Actual Product**2%
*“just as described”*
**Efficiency**2%
*“it really helped reduce the dust”*
### **What buyers complain about **
**Size-Overall**37%
*“Not true to size”*
**Filtration**10%
*“Inaccurate filter measurements”*
**Assembly/Installation**9%
*“This was horrible- these actually require assembly”*
**Thickness**5%
*“Description says it fits a Lennox furnace requiring a 16x25x5 filter which our Lennox does BUT this filter does not fit because the thickness is a bit more than 4 1/2 which ours takes even though ours says it requires a 5 thickness”*
**Stretchability/Expandability/Elasticity**3%
*“Couldnt get it to stretch out enough to fit my furnace”*
**Adhesion/Stickiness**3%
*“no glue to hold it”*
**Compatibility-Overall**3%
*“Does not fit my Lenox furnace”*
**Advertised Vs Actual Product**3%
*“thus not suitable even though advertised as 16x25x4”*
**Strength**2%
*“even after that are super flimsy- DO NOT BUY”*
**Instructions/User Manual/Troubleshooting**2%
*“The directions could have been more clear which way the airflow is supposed to go”*
### **Top return reasons **
**Size-Overall**62%
**Filtration**18%
**Compatibility-Overall**11%
**Advertised Vs Actual Product**4%
**Assembly/Installation**3%
**Defective Material/Parts**1%
**Quality-Overall**1%
**Thickness**1%
**Value For Money**0%
**Stretchability/Expandability/Elasticity**0%
## **Common questions**
- **Is nordic pure 16x25x5 profitable to sell on Amazon United States?**
- The niche generates $54K/yr across 10 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +69.1%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the nordic pure 16x25x5 niche?**
- 7 brands and 31 sellers compete. The top 5 products take 86% of clicks and top 5 brands hold 91% of demand.
- **What do buyers complain about in nordic pure 16x25x5?**
- Top complaints mined from reviews: Size-Overall, Filtration, Assembly/Installation. The return rate is 2.9%.
- **When does demand for nordic pure 16x25x5 peak?**
- Demand peaks in Jun–Jul–Oct; the busiest month runs 3.8× the quietest.
- **What does it cost to enter the nordic pure 16x25x5 niche?**
- Listings span $29.09–$86.88; the average listing price is $57.31 (sweet spot $15–$100). The average incumbent carries 1,068 reviews — the moat a new listing must climb.
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