---
title: "Crawl Space Vent Covers Outside — $267K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/crawl-space-vent-covers-outside"
last_updated: "2026-08-08T22:39:51.919Z"
locale: en
meta:
description: "Niche score 51/100 · $267K/yr market · 417K searches/yr · $68.10 avg price. Weak search conversion (0.9%) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · $267K/yr market · 417K searches/yr · $68.10 avg price. Weak search conversion (0.9%) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Crawl Space Vent Covers Outside — $267K/yr Amazon US Niche (2026) - Flapen"
---
# **crawl space vent covers outside**
**Worth a look**
Shows a sweet-spot price point ($68.10 avg), but weak search conversion (0.9%) keeps it on the watch list.
Market size 49Growth 25Conversion 12Competition 85Returns 42Price range 35Avg price 87Brand share 71Review moat 84Quality gap 50
**Avg price**
**Great****$68.10**
avg listing price — sweet spot $15–$100
**Competition**
**Great****30%**
top-5 click share — an open shelf
**Review moat**
**Great****311.55**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****62%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Good****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$267K**
$267K/yr · 417K searches
**Returns**
**Okay****3.7%**
return rate — above 5% kills the launch gate
**Price range**
**Okay****$7.19–$252.01**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Bad****-0.7%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****0.9%**
search→purchase rate — share of searches ending in a sale
**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, crawl space vent covers outside is a $267K/yr Amazon United States market (417K searches/yr). The top 5 brands hold 62% of demand. Demand peaks in Jan–Nov. Verdict: Worth a look — 51/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **crawl space vent covers outside market data**
- **Units sold / yr**
- **6K–8K**
- avg 0–100/product
- **Revenue / yr**
- **$409K–$545K**
- units × avg price
- **Conversion rate**
- **0.9%**
- **Avg BSR**
- **#642**
- **Page quality**
- **0%**
- **Prime**
- **78%**
- **Sponsored**
- **90%**
- **Out of stock**
- **1.7%**
- **Avg brand age**
- **47 months**
- **Avg seller age**
- **173 days**
## **Competition & brand share**
Clicks spread well past the top 5 (30% combined) — an open shelf where new products get seen.
**Brands**
**31 **▲rising
**Sellers**
**84**
**Top-5 brand share**
**62%**
Top 20: 94%
**Top-5 click share**
**30%**
Top 20: 73%
**Open market**
**33%**
- ZXQDRE27% - Saiyugty9% - JIANBENKJ9% - RazAir9% - Crawl Space Door Systems8% - Jackel5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -0.7% search growth over the last 90 days.
18K13KSpike '24Black Friday '24Holiday '24Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Nov · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/crawl-space-vent-covers-outside/trend)
## **Top crawl space vent covers outside search terms**
- **crawl space vent**37K/yr+63.9%1.1% conv. - **crawl space vent covers**77K/yr-41.5%0.8% conv. - **foundation vent**36K/yr+34.3%1.0% conv. - **crawlspace vent cover**30K/yr-6.1%1.1% conv. - **foundation vents**25K/yr+2.9%0.7% conv. - **foundation vent cover**31K/yr-14.5%0.7% conv. - **foundation vents for crawl space**26K/yr+5.1%1.1% conv. - **crawl space cover**17K/yr+19.2%0.3% conv. - **crawl space vents**15K/yr+29.0%0.8% conv. - **crawlspace vent**15K/yr+34.8%1.2% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/crawl-space-vent-covers-outside/search-terms)
## **Top crawl space vent covers outside 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%2%$5K4%$11K6%$16K8%$21K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Crawl Space Recessed Foundation Vent Cover - Fits 8 H x 16 W Openings - Durable and Efficient Sealing Solution (Black)**Crawl Space Door Systems**$28.36**4.4★455 rev](https://www.amazon.com/dp/B017KO134K) [2**RazAir Foundation Vent with Damper and Screen - 16x 6.5 Weatherproof and Paintable ABS Easy to Install Moisture Mold Reducing for Crawl Space Outdoor Garage and Home Improvement**RazAir**$19.17**4.4★365 rev](https://www.amazon.com/dp/B08L72L849) [3**ZXQDRE Automatic Crawl Space Vent 8x16 Inch Auto Open/Close Foundation Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Black 1 Pack)**ZXQDRE**$30.32**4.7★121 rev](https://www.amazon.com/dp/B0FVMG1K99) [4**ZXQDRE Foundation Vent for Crawl Space Automatic 8x16 Inch Auto Open/Close Foundation Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Black 8 Pack)**ZXQDRE**$182.50**4.7★121 rev](https://www.amazon.com/dp/B0G6TPRYGY) [5**ZXQDRE Automatic Foundation Vent Cover 8x16 Inch Auto Open/Close Crawl Space Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Black 4 Pack)**ZXQDRE**$106.32**4.7★121 rev](https://www.amazon.com/dp/B0FVMFBWN4)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ZXQDRE Foundation Vent for Crawl Space Automatic 8x16 Inch Auto Open/Close Foundation Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Black 8 Pack)**ZXQDRE**$182.50**121 rev6mo ago](https://www.amazon.com/dp/B0G6TPRYGY) [**ZXQDRE Crawl Space Foundation Vent Automatic 8x16 Inch Auto Open/Close Crawl Space Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Black 6 Pack)**ZXQDRE**$151.99**121 rev6mo ago](https://www.amazon.com/dp/B0G4919K5C) [**ZXQDRE Crawl Space Foundation Vent Automatic 8x16 Inch Auto Open/Close Crawl Space Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Gray 1 Pack)**ZXQDRE**$29.41**121 rev6mo ago](https://www.amazon.com/dp/B0G6TT23MQ) [**2-Pack 16x8 Foundation Vent Covers with Dampener & Screen Outdoor Crawl Space Vent Cover to Block Small Animals and Regulate Ventilation Black**Vechor**$38.29**9 rev6mo ago](https://www.amazon.com/dp/B0GHHGQMR1) [**ZXQDRE Automatic Crawl Space Vent 8x16 Inch Auto Open/Close Foundation Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Black 1 Pack)**ZXQDRE**$30.32**121 rev8mo ago](https://www.amazon.com/dp/B0FVMG1K99)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ZXQDRE Foundation Vent for Crawl Space Automatic 8x16 Inch Auto Open/Close Foundation Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Black 8 Pack)**ZXQDRE**$182.50**4.7★**▲ 189%**](https://www.amazon.com/dp/B0G6TPRYGY) [**ZXQDRE Automatic Crawl Space Vent Cover 8x16 Inch Auto Open/Close Foundation Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Black 10 Pack)**ZXQDRE**$223.05**4.7★**▲ 171%**](https://www.amazon.com/dp/B0FVMGLW7T) [**Crawl Space Recessed Foundation Vent Cover - Fits 8 H x 16 W Openings - Durable and Efficient Sealing Solution (Black)**Crawl Space Door Systems**$28.36**4.4★**▲ 150%**](https://www.amazon.com/dp/B017KO134K) [**ZXQDRE Automatic Foundation Vent Cover 8x16 Inch Auto Open/Close Crawl Space Vent Cover for Freeze Protection & Energy Saving | Easy Install Crawlspace Vents Replacement (Black 4 Pack)**ZXQDRE**$106.32**4.7★**▲ 126%**](https://www.amazon.com/dp/B0FVMFBWN4) [**2-Pack 16x8 Foundation Vent Covers with Dampener & Screen Outdoor Crawl Space Vent Cover to Block Small Animals and Regulate Ventilation Black**Vechor**$38.29**3.7★**▲ 112%**](https://www.amazon.com/dp/B0GHHGQMR1)
**~~View all trending →~~**
## **What buyers say about crawl space vent covers outside**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**18%
*“Good quality parts”*
**Assembly/Installation**14%
*“We installed this in a computer server room works great”*
**Size-Overall**13%
*“Nice fit”*
**Value For Money**10%
*“Great deal”*
**Advertised Vs Actual Product**7%
*“Works as advertised”*
**Ease Of Use**5%
*“Easy”*
**Strength**4%
*“Strong and durable”*
**Material Quality**4%
*“Good quality of mesh”*
**Durability**3%
*“Very durable”*
**Maintenance And Repair**3%
*“Perfect solution when you want to update your vents”*
### **What buyers complain about **
**Quality-Overall**14%
*“It's cheaply made and overpriced”*
**Size-Overall**13%
*“didn't fit”*
**Strength**7%
*“The door is flimsy”*
**Advertised Vs Actual Product**5%
*“Does not fit as advertised for specific space”*
**Functionality-Overall**4%
*“Does not work as advertised”*
**Assembly/Installation**4%
*“a lot of thought didn't go into how to actually install them”*
**Material Quality**4%
*“Many flashbacks to the material being laser cut”*
**Storage Capacity**3%
*“Was not adequate for my 450 sq ft she shed crawl space”*
**Locking Mechanism**3%
*“The latches inside broke after two useless one of the ring handles came off”*
**Noise Level**2%
*“the fan is loud”*
### **Top return reasons **
**Size-Overall**55%
**Advertised Vs Actual Product**7%
**Functionality-Overall**7%
**Material Quality**4%
**Defective Material/Parts**3%
**Value For Money**3%
**Strength**3%
**Flexibility**2%
**Compatibility-Overall**2%
**Quality-Overall**2%
## **Common questions**
- **Is crawl space vent covers outside profitable to sell on Amazon United States?**
- The niche generates $267K/yr across 58 tracked products. 10 of 18 products launched in the last 360 days are still selling. 90-day search growth is -0.7%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the crawl space vent covers outside niche?**
- 31 brands and 84 sellers compete. The top 5 products take 30% of clicks and top 5 brands hold 62% of demand.
- **What do buyers complain about in crawl space vent covers outside?**
- Top complaints mined from reviews: Quality-Overall, Size-Overall, Strength. The return rate is 3.7%.
- **When does demand for crawl space vent covers outside peak?**
- Demand peaks in Jan–Nov; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the crawl space vent covers outside niche?**
- Listings span $7.19–$252.01; the average listing price is $68.10 (sweet spot $15–$100). The average incumbent carries 312 reviews — the moat a new listing must climb.
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