Moss Killer for Roofs
MaybeAn estimated 0.4% of orders come back. But the top 5 brands take 94% of clicks, so Moss Killer for Roofs is a Maybe.
- Flapen Score
- 57 / 100Top 18% of 14,768 Health & Household niches · +8 vs the category median of 4957
- Market size
- $402K/yr177K searches / yr
- 90-day growth
- +16.9%search demand this quarter
- Competition
- 76%top-5 click share · 7 brands · 75 sellers
Flapen Score
Moss Killer for Roofs against its category
The dotted line is the Health & Household average. Past it, Moss Killer for Roofs is stronger. Inside it, weaker.
Market
The Moss Killer for Roofs market on Amazon at a glance
Shoppers on Amazon United States searched for Moss Killer for Roofs 177K times last year and spent an estimated $402K. The top 5 brands take 94% of clicks. Demand peaks in Aug–Sep. Flapen scores it 57 out of 100, a Maybe.
01 · Demand
An estimated 8.0% of those searches ended in a purchase.
Shoppers searched for this 177K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 8.0% of those searches ended in a purchase. Searches in the last 90 days moved +16.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $402K a year.
- Searches, last 12 months
- 177K
- Growth, 90 days vs prior 90
- +16.9%
- Conversion, latest week
- 8.0%
- Market size, estimated
- $402Ka year
- Peak month
- September2.3× the quietest month
- Top search term
- roof moss remover26K searches a year
02 · Price
A sale here is worth $28.25.
Listings sell for $28.25 on average, from $17.57 to $48.29. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 1,250 to 1,500 of them. At $28.25 that is $35K to $42K a year per listing.
- Average price
- $28.25inside the $15 to $100 sweet spot
- Price range
- $17.57–$48.29
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 1,250–1,500
- Revenue per listing a year
- $35K–$42K
- Returns
- 0.4%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
77% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 3.3% of listings are out of stock. The average listing ranks #47 within Bathroom Cleaners. It carries 3,882 reviews at 4.12 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 77%
- Prime listings
- 100%
- Out of stock, average day
- 3.3%
- Average rank
- #47in Bathroom Cleaners
- Average rating
- 4.12 starsAmazon United States average 4.42 stars
- Average reviews
- 3,882per listing
- Listings tracked
- 13
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 78 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 78 months
Products
Top Moss Killer for Roofs products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 21, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Lilly Miller Moss Out for Roofs and Walks Ready to Spray 27oz Natural Organic
- Price
- $17.57
- Rating
- 4.0/5
- Reviews
- 1,429
- Age
- 19y ago

BioAdvanced 2-in-1 Moss and Algae Killer for Lawns Moss Killer for Roofs Patios Decks and Deck Cleaner 32 oz
- Price
- $19.80
- Rating
- 3.9/5
- Reviews
- 1,874
- Age
- 17y ago

Wet & Forget Moss Mold Mildew & Algae Stain Remover Multi-Surface Outdoor Cleaner Concentrate Original 128 Fluid Ounces
- Price
- $34.10
- Rating
- 4.3/5
- Reviews
- 2,141
- Age
- 1y ago

Lilly Miller Moss Out! For Roofs And Structures Dry Formula 6 Pounds
- Price
- $25.43
- Rating
- 4.4/5
- Reviews
- 2,113
- Age
- 14y ago

Wet & Forget Outdoor Moss Mold Mildew & Algae Stain Remover Multi-Surface Cleaner Xtreme Reach Hose End with New & Improved Nozzle 48 Fluid Ounces
- Price
- $32.97
- Rating
- 4.0/5
- Reviews
- 4,182
- Age
- 8y ago
Trending
estimated 90-day click momentum
Rust-Oleum Jomax 308764 Spray Once 1 gallon
- Price
- $28.85
- Rating
- 4.4/5
- Reviews
- 501
- Age
- 7y ago

Spray & Forget 1-Quart Hose End Concentrated Roof Cleaner
- Price
- $27.92
- Rating
- 4.0/5
- Reviews
- 1,030
- Age
- 3y ago

30 SECONDS Outdoor Cleaner 2 Pack with Hose End Sprayer - Cleans Stains from Algae Mold and Mildew on Vinyl Siding Deck Patio Brick and More
- Price
- $37.51
- Rating
- 4.1/5
- Reviews
- 9,405
- Age
- 8y ago

Lilly Miller Moss Out For Lawns Concentrate 1 Gallon- 10009156 Neutral
- Price
- $18.95
- Rating
- 4.4/5
- Reviews
- 1,082
- Age
- 20y ago

Lilly Miller Moss Out for Roofs and Walks Ready to Spray 27oz Natural Organic
- Price
- $17.57
- Rating
- 4.0/5
- Reviews
- 1,429
- Age
- 19y ago
Newest
by launch date
Wet & Forget Moss Mold Mildew & Algae Stain Remover Multi-Surface Outdoor Cleaner Concentrate Original 128 Fluid Ounces
- Price
- $34.10
- Rating
- 4.3/5
- Reviews
- 2,141
- Age
- 1y ago

Spray & Forget 1-Gallon Concentrated Roof Cleaner
- Price
- $37.03
- Rating
- 4.0/5
- Reviews
- 1,030
- Age
- 3y ago

Spray & Forget 1-Quart Hose End Concentrated Roof Cleaner
- Price
- $27.92
- Rating
- 4.0/5
- Reviews
- 1,030
- Age
- 3y ago

Scotts MossEx 3-in-1 Ready Spray 32 fl. oz.
- Price
- $19.73
- Rating
- 3.8/5
- Reviews
- 1,529
- Age
- 7y ago

30 Seconds Outdoor Cleaner | Cleans Moss Stains from House Vinyl Siding Deck Patio Fence - 3 Capped Bottles 1 Hose End Spray Attachment (64 Fl Oz (Pack of 3)
- Price
- $48.29
- Rating
- 4.1/5
- Reviews
- 9,405
- Age
- 7y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 76% of clicks. A locked shelf that new listings rarely crack.
Brands
7 falling
Sellers
75
Est. top-5 brand share
94%
Top 20: 100%
Est. top-5 click share
76%
Top 20: 100%
Open market
2%
- Lilly Miller42%
- Wet & Forget20%
- Bayer Advanced19%
- Spray & Forget9%
- Scotts4%
- 30 SECONDS4%
- Open — no brand owns it (1 brand, 2%)
Demand
Moss Killer for Roofs search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Aug, Sep · busiest ÷ quietest = 2.3×
Search terms
Top Moss Killer for Roofs search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- roof moss remover26K/yr
- moss killer for roofs32K/yr
- roof moss killer22K/yr
- moss out roof18K/yr
- moss remover for roof shingles11K/yr
- roof moss killer for asphalt shingles13K/yr
- moss b ware9K/yr
- moss out roofs and walks4K/yr
- roof algae and moss remover4K/yr
- moss out for roofs4K/yr
Reviews and returns
What reviews say buyers love and hate about Moss Killer for Roofs
We read the reviews and the return reasons for every product selling here.
“It does not work as described”
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.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Moss Killer for Roofs questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









