Anti Siphon Valve
MaybeProducts sell for $19.88 on average, inside the sweet spot. But shoppers spend an estimated $44K a year here, so Anti Siphon Valve is a Maybe.
- Flapen Score
- 58 / 100Top 39% of 8,839 Patio, Lawn & Garden niches · +2 vs the category median of 5658
- Market size
- $44K/yr46K searches / yr
- 90-day growth
- +73.4%search demand this quarter
- Competition
- 59%top-5 click share · 17 brands · 61 sellers
Flapen Score
Anti Siphon Valve against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Anti Siphon Valve is stronger. Inside it, weaker.
Market
The Anti Siphon Valve market on Amazon at a glance
Shoppers on Amazon United States searched for Anti Siphon Valve 46K times last year and spent an estimated $44K. The top 5 brands take 69% of clicks. Demand peaks in Apr–May–Jun. Flapen scores it 58 out of 100, a Maybe.
01 · Demand
An estimated 4.8% of those searches ended in a purchase.
Shoppers searched for this 46K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.8% of those searches ended in a purchase. Searches in the last 90 days moved +73.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $44K a year.
- Searches, last 12 months
- 46K
- Growth, 90 days vs prior 90
- +73.4%
- Conversion, latest week
- 4.8%
- Market size, estimated
- $44Ka year
- Peak month
- April3.3× the quietest month
- Top search term
- anti siphon valve24K searches a year
02 · Price
A sale here is worth $19.88.
Listings sell for $19.88 on average, from $5.65 to $79.61. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 100 to 250 of them. At $19.88 that is $2K to $5K a year per listing.
- Average price
- $19.88inside the $15 to $100 sweet spot
- Price range
- $5.65–$79.61
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–3K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $2K–$5K
- Returns
- 2.4%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
77% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.9% of listings are out of stock. The average listing ranks #141 within Watering Equipment. It carries 612 reviews at 4.29 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 77%
- Prime listings
- 100%
- Out of stock, average day
- 0.9%
- Average rank
- #141in Watering Equipment
- Average rating
- 4.29 starsAmazon United States average 4.42 stars
- Average reviews
- 612per listing
- Listings tracked
- 22
04 · Newcomers
5 of last year's 5 launches cleared the first-year sales bar.
5 products launched here in the last 12 months. 5 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 73 months on average, so the names here are established.
- Launched, last 12 months
- 5
- Successful launches
- 5Amazon's first-year sales bar
- Average brand age
- 73 months
Products
Top Anti Siphon Valve 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 15, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Eastman 3/4 Inch FHT x 3/4 Inch MHT Hose Bibb Anti Siphon Vacuum Breaker Brass Plumbing Fitting 20199
- Price
- $5.65
- Rating
- 4.4/5
- Reviews
- 1,778
- Age
- 19y ago

PILISPARK Anti-Siphon Industrial-control-valves Repair Kit ASSE 1019-A Vacuum Breaker Check Valve Replacement Kits with Decorative Cover Plastic Body Plunger and O-Ring 1 Pack
- Price
- $9.45
- Rating
- 4.3/5
- Reviews
- 75
- Age
- 5mo ago

Ceoighe 1 Pack Vacuum Breaker Repair Kit Replacement for VACVBKX1B Heavy Duty Metal Vacuum Breaker Replacement Kit for Traditional Anti Siphon Frost Free Sillcock Valves Anti Siphon Valve Repair Kit
- Price
- $12.83
- Rating
- 4.2/5
- Reviews
- 322
- Age
- 2y ago

1-Pack Orbit 57623 3/4 FPT 100 Series Anti-Siphon Automatic Sprinkler Valve with Flow Control
- Price
- $16.90
- Rating
- 4.4/5
- Reviews
- 1,868
- Age
- 20y ago

Litorange 2 Pack Brass 3/4 Inch GHT Hose Bibb Connector Backflow Preventer Vacuum Breaker
- Price
- $9.87
- Rating
- 4.4/5
- Reviews
- 2,591
- Age
- 7y ago
Trending
estimated 90-day click momentum
Young Dance Outdoor Faucets Repair Kit ASSE 1019-A Water Hose of Home Improvement ABS Plastic Anti-Siphon Valve Repair for Vacuum Breaker Outside Faucet1 Pack
- Price
- $10.60
- Rating
- 4.1/5
- Reviews
- 69
- Age
- 5mo ago

PILISPARK Anti-Siphon Industrial-control-valves Repair Kit ASSE 1019-A Vacuum Breaker Check Valve Replacement Kits with Decorative Cover Plastic Body Plunger and O-Ring 1 Pack
- Price
- $9.45
- Rating
- 4.3/5
- Reviews
- 75
- Age
- 5mo ago

Poolzilla (1 Pack) Inch Brass Anti-Siphon Control Valve - Compatible with Orbit and Other Major Brands- Easy-To-Rotate Control Handle and Full Flow-Control
- Price
- $31.26
- Rating
- 3.0/5
- Reviews
- 7
- Age
- 2y ago

3/4 720A Pressure Vacuum Breaker Heavy-Duty Brass Backflow Preventer for Irrigation Systems Outdoor Faucet Hose Bib Anti-Siphon Protection 400 PSI
- Price
- $75.86
- Rating
- 4.2/5
- Reviews
- 29
- Age
- 11mo ago

Orbit 51023P 1 FPT Anti-Siphon Manual Sprinkler Valve
- Price
- $11.64
- Rating
- 4.3/5
- Reviews
- 327
- Age
- 20y ago
Newest
by launch date
PILISPARK Anti-Siphon Industrial-control-valves Repair Kit ASSE 1019-A Vacuum Breaker Check Valve Replacement Kits with Decorative Cover Plastic Body Plunger and O-Ring 1 Pack
- Price
- $9.45
- Rating
- 4.3/5
- Reviews
- 75
- Age
- 5mo ago

Young Dance Outdoor Faucets Repair Kit ASSE 1019-A Water Hose of Home Improvement ABS Plastic Anti-Siphon Valve Repair for Vacuum Breaker Outside Faucet1 Pack
- Price
- $10.60
- Rating
- 4.1/5
- Reviews
- 69
- Age
- 5mo ago

3/4 Inch Backflow Preventer Pressure Vacuum Breaker Assembly Heavy Duty Brass Sprinkler Backflow Valve for Lawn Irrigation System Garden Water Line Outdoor Anti-Siphon Protection Max 400 PSI
- Price
- $79.61
- Rating
- 4.8/5
- Reviews
- 35
- Age
- 8mo ago

PILISPARK ASSE 1019-A Outdoor Faucet Repair Kit with Teflon Tape Vacuum Breaker Replacement Kit Anti-Siphon Frost-Free Hose Bib Sillcock Valve Replacement1 Pack
- Price
- $9.34
- Rating
- 4.1/5
- Reviews
- 162
- Age
- 11mo ago

3/4 720A Pressure Vacuum Breaker Heavy-Duty Brass Backflow Preventer for Irrigation Systems Outdoor Faucet Hose Bib Anti-Siphon Protection 400 PSI
- Price
- $75.86
- Rating
- 4.2/5
- Reviews
- 29
- Age
- 11mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 59% of clicks. Leaders hold, but buyers still shop past them.
Brands
17 falling
Sellers
61
Est. top-5 brand share
69%
Top 20: 100%
Est. top-5 click share
59%
Top 20: 98%
Open market
26%
- Eastman22%
- Orbit15%
- PILISPARK14%
- Ceoighe11%
- LitOrange6%
- SUNGATOR5%
Demand
Anti Siphon Valve search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Apr, May, Jun · busiest ÷ quietest = 3.3×
Search terms
Top Anti Siphon Valve search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- anti siphon valve24K/yr
- anti-siphon valve12K/yr
- anti siphon3K/yr
- anti syphon valve3K/yr
- antisiphon valve2K/yr
- antisiphon2K/yr
Reviews and returns
What reviews say buyers love and hate about Anti Siphon Valve
We read the reviews and the return reasons for every product selling here.
“Keeps leaking”
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
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 Anti Siphon Valve 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









