Under Deck Waterproofing System
MaybeThe average product has only 176 reviews. But shoppers spend only $24K a year here, so Under Deck Waterproofing System is a Maybe.
- Flapen Score
- 54 / 100Top 24% of 9,536 Tools & Home Improvement niches · +6 vs the category median of 4854
- Market size
- $24K/yr13K searches / yr
- 90-day growth
- +57.5%search demand this quarter
- Competition
- 57%top-5 click share · 11 brands · 17 sellers
Flapen Score
Under Deck Waterproofing System against its category
The dotted line is the Tools & Home Improvement average. Past it, Under Deck Waterproofing System is stronger. Inside it, weaker.
Market
The Under Deck Waterproofing System market on Amazon at a glance
Shoppers on Amazon United States searched for Under Deck Waterproofing System 13K times last year and spent an estimated $24K. The top 5 brands take 79% of clicks. Demand peaks in Apr–May–Aug–Sep. Flapen scores it 54 out of 100, a Maybe.
01 · Demand
3.3% of searches ended in a purchase last week.
Shoppers searched for this 13K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 3.3% of those searches ended in a purchase. Searches in the last 90 days moved +57.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $24K a year.
- Searches, last 12 months
- 13K
- Growth, 90 days vs prior 90
- +57.5%
- Conversion, latest week
- 3.3%
- Market size, estimated
- $24Ka year
- Peak month
- September4.1× the quietest month
- Top search term
- trex rainescape11K searches a year
02 · Price
A sale here is worth $56.60.
Listings sell for $56.60 on average, from $11.12 to $241.49. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At $56.60 that is $0 to $6K a year per listing.
- Average price
- $56.60inside the $15 to $100 sweet spot
- Price range
- $11.12–$241.49
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–2K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$6K
- Returns
- 1.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
89% of listings pay for placement with sponsored ads. 47% ship with Prime. On an average day, 2.0% of listings are out of stock. The average listing ranks #774 within Decking & Fencing. It carries 176 reviews at 4.31 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 89%
- Prime listings
- 47%
- Out of stock, average day
- 2.0%
- Average rank
- #774in Decking & Fencing
- Average rating
- 4.31 starsAmazon United States average 4.42 stars
- Average reviews
- 176per listing
- Listings tracked
- 19
04 · Newcomers
Amazon counts 1 of last year's 1 launches as successful.
1 products launched here in the last 12 months. Amazon counts 1 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 49 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 49 months
Products
Top Under Deck Waterproofing System products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Trex RainEscape Deck Black Drainage Trough for Underdeck Ceilings - 16
- Price
- $44.25
- Rating
- 4.6/5
- Reviews
- 41
- Age
- 7y ago

TREX RainEscape Black Deck Drainage System Trough for Underdeck Ceiling - 12
- Price
- $32.53
- Rating
- 4.9/5
- Reviews
- 12
- Age
- 5y ago

RainEscape Deck Drainage System Downspout - Black
- Price
- $43.30
- Rating
- 4.5/5
- Reviews
- 55
- Age
- 7y ago

Fewlby Kids Toddler Rain Suit for Boys Girls One Piece Hoodie Zipper Cartoon Waterproof Coverall Rain Jacket 2-5 Years M Size
- Price
- $25.55
- Rating
- 4.5/5
- Reviews
- 1,294
- Age
- 3y ago

Trex RainEscape Butyl Waterproof Tape Roll 4 in. x 50 ft.
- Price
- $60.74
- Rating
- 4.7/5
- Reviews
- 101
- Age
- 13y ago
Trending
90-day click momentum
Pangda 8 Rolls Under Deck Drainage System Bulk HDPE 16 ft Black
- Price
- $138.02
- Rating
- 5.0/5
- Reviews
- 6
- Age
- 1y ago

Fewlby Kids Toddler Rain Suit for Boys Girls One Piece Hoodie Zipper Cartoon Waterproof Coverall Rain Jacket 2-5 Years M Size
- Price
- $25.55
- Rating
- 4.5/5
- Reviews
- 1,294
- Age
- 3y ago

Kids Toddler Rain Suit for boys girls One Piece Hoodie Zipper Waterproof Rain Jacket 2-5 years M Size
- Price
- $23.41
- Rating
- 4.3/5
- Reviews
- 246
- Age
- 4y ago

Fewlby Kids Toddler Rain Suit for Boys Girls One Piece Hoodie Zipper Cartoon Waterproof Coverall Rain Jacket 2-5 Years M Size
- Price
- $25.34
- Rating
- 4.5/5
- Reviews
- 1,294
- Age
- 2y ago

Pushglossy 52.49 ft x 16.14 Inches Black Under Deck Drainage System Trough HDPE Waterproofing Membrane 0.03 Thick Rain Drainage System for Under Deck Ceiling Fit Joist Spacing Under 16 Inches
- Price
- $44.21
- Rating
- 3.8/5
- Reviews
- 15
- Age
- 2y ago
Newest
by launch date
1PCS 50FT Black Waterproofing Membrane Black for Under Deck Drainage System HDPE Deck Membrane Use for 16 Joist Spacing DE03
- Price
- $63.99
- Rating
- 3.3/5
- Reviews
- 5
- Age
- 12mo ago

Pangda 8 Rolls Under Deck Drainage System Bulk HDPE 16 ft Black
- Price
- $138.02
- Rating
- 5.0/5
- Reviews
- 6
- Age
- 1y ago

Muzata 1PCS 50FT Black Under Deck Drainage System Trough HDPE Waterproofing Membrane Fit for 16 Joist Spacing M081
- Price
- $66.74
- Rating
- 3.8/5
- Reviews
- 43
- Age
- 1y ago

Fewlby Kids Toddler Rain Suit for Boys Girls One Piece Hoodie Zipper Cartoon Waterproof Coverall Rain Jacket 2-5 Years M Size
- Price
- $25.34
- Rating
- 4.5/5
- Reviews
- 1,294
- Age
- 2y ago

Pushglossy 52.49 ft x 16.14 Inches Black Under Deck Drainage System Trough HDPE Waterproofing Membrane 0.03 Thick Rain Drainage System for Under Deck Ceiling Fit Joist Spacing Under 16 Inches
- Price
- $44.21
- Rating
- 3.8/5
- Reviews
- 15
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 57% of clicks. Leaders hold, but buyers still shop past them.
Brands
11 rising
Sellers
17
Top-5 brand share
79%
Top 20: 100%
Top-5 click share
57%
Top 20: 100%
Open market
16%
- Trex RainEscape36%
- TREX23%
- Fewlby9%
- RainEscape6%
- Pangda5%
- YOOZENA5%
- Open — no brand owns it (5 brands, 16%)
Demand
Under Deck Waterproofing System search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Apr, May, Aug, Sep · busiest ÷ quietest = 4.1×
Reviews and returns
What reviews say buyers love and hate about Under Deck Waterproofing System
We read the reviews and the return reasons for every product selling here.
“Expensive”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
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Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Under Deck Waterproofing System questions
Answered from the same tracked data.









