Is anti siphon valve repair kit profitable to sell on Amazon United States?

The niche generates $126K/yr across 10 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is +89.7%. Flapen's verdict: Worth a look (60/100).

How competitive is the anti siphon valve repair kit niche?

8 brands and 51 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 85% of demand.

What do buyers complain about in anti siphon valve repair kit?

Top complaints mined from reviews: Leak-Proof, Quality-Overall, Size-Overall. The return rate is 2.1%.

When does demand for anti siphon valve repair kit peak?

Demand peaks in Apr–May–Jun–Jul; the busiest month runs 11.7× the quietest.

What does it cost to enter the anti siphon valve repair kit niche?

Listings span $9.95–$28.02; the average listing price is $16.30 (sweet spot $15–$100). The average incumbent carries 226 reviews — the moat a new listing must climb.

anti siphon valve repair kit

Worth a look

Shows searches that convert (12.2% search→purchase), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Conversion

Incredible12.2%

search→purchase rate — share of searches ending in a sale

Review moat

Great225.8

avg incumbent reviews — the moat a new listing must climb

Growth

Great+89.7%

90-day search growth — must beat 0% to launch

Avg price

Great$16.30

avg listing price — sweet spot $15–$100

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Returns

Good2.1%

return rate — above 5% kills the launch gate

Price range

Good$9.95–$28.02

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Okay85%

top-5 brand share — brands hold most of the demand

Market size

Okay$126K

$126K/yr · 63K searches

Competition

Bad79%

top-5 click share — a locked-up shelf

According to Flapen's Amazon United States niche tracking, anti siphon valve repair kit is a $126K/yr Amazon United States market (63K searches/yr). The top 5 brands hold 85% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 60/100.

Data updated Jul 29, 2026 · scored weekly · How we score niches

anti siphon valve repair kit market data

Units sold / yr: 8K–10K; avg 750–1,000/product
Revenue / yr: $130K–$163K; units × avg price
Conversion rate: 12.2%
Avg BSR: #136
Page quality: 0%
Prime: 90%
Sponsored: 100%
Out of stock: 0.0%
Avg brand age: 42 months
Avg seller age: 152 days

Competition & brand share

The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.

Brands

8 rising

Sellers

Top-5 brand share

85%

Top 20: 100%

Top-5 click share

79%

Top 20: 100%

Open market

10%

yourour53%
usvehj12%
Woodford7%
Julaiwy7%
MOOEGG6%
RUHUALIFE5%
Open — no brand owns it (2 brands, 10%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +89.7% search growth over the last 90 days.

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 11.7×

Open Trend

Top anti siphon valve repair kit search terms

woodford model 17 repair kit48K/yr +72.8%12.4% conv.
woodford faucet repair kit8K/yr +181.6%4.5% conv.
woodford repair kit4K/yr +152.6%5.4% conv.
woodford 17 repair kit3K/yr +86.4%8.9% conv.

All search terms

Top anti siphon valve repair kit 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.

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

yourour RK-17MH Repair Kit Metal Handle Outside Faucet Compatible with Woodford Model 17

yourour$15.954.5★521 rev

usvehj RK-17MH Repair Kit Metal Handle for Woodford Model 17 Outdoor Faucets (12Pcs)

usvehj$15.564.4★136 rev

RK-17MH Outside Faucet Repair Kit Metal Handle - Replacement for Woodford Model 17 Outdoor Wall Hydrant Frost-Free Design EPDM Packing 12-Piece Kit

Julaiwy$19.064.1★14 rev

RK-17MH Repair Kit Woodford Model 17 Repair Kit Outdoor Faucet Repair Kit Outside Faucet Repair Kit 12Pcs Frost-Proof Exterior Faucet Replacement Kit for Woodford Model 17

MOOEGG$15.124.2★27 rev

RUHUALIFE 2 Sets of Outside Wall Faucet Repair Seal Kit Compatible with Woodford Model 14 16 17 19 22 V22 Sillcock Rubber Seal Kit Replace# 30560 30008 30459

RUHUALIFE$9.954.7★20 rev

Newest

by launch date

RUHUALIFE 2 Sets of Outside Wall Faucet Repair Seal Kit Compatible with Woodford Model 14 16 17 19 22 V22 Sillcock Rubber Seal Kit Replace# 30560 30008 30459

RUHUALIFE$9.9520 rev

8mo ago

RK-17MH Repair Kit Woodford Model 17 Repair Kit Outdoor Faucet Repair Kit Outside Faucet Repair Kit 12Pcs Frost-Proof Exterior Faucet Replacement Kit for Woodford Model 17

MOOEGG$15.1227 rev

9mo ago

Sporthfish RK-17MH Outdoor Faucet Repair Kit for Woodford Model 17 Outside Faucets Parts Include Wheel Metal Handle Screws Packing Nut Washer Valve Seat Rubber and Vacuum Breaker Float Kits 12PCS Set

Sporthfish$17.224 rev

11mo ago

RK-17MH Outside Faucet Repair Kit Metal Handle - Replacement for Woodford Model 17 Outdoor Wall Hydrant Frost-Free Design EPDM Packing 12-Piece Kit

Julaiwy$19.0614 rev

1y ago

Ceoighe 2 Pack Vacuum Breaker Float Kit Vacuum Breaker Anti Siphon Valve Repair Kit Vacuum Breaker Repair Kit Compatible with Woodford RK-17VB Model 17 Wall Faucets for Anti Siphon Valves

Ceoighe$10.01120 rev

2y ago

What buyers say about anti siphon valve repair kit

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall16%

“Exact Fit”

Leak-Proof12%

“No leak after install”

Advertised Vs Actual Product9%

“As advertised”

Maintenance And Repair8%

“Good repair kit”

Instructions/User Manual/Troubleshooting8%

“easy to follow instructions”

Assembly/Installation8%

“Good installation instructions”

Value For Money7%

“Reasonable price”

Quality-Overall7%

“had quality parts”

Ease Of Use4%

“Easy”

Efficiency3%

“Works great”

What buyers complain about

Leak-Proof16%

“it leaks worse than the one that came out of it”

Quality-Overall15%

“Unfortunately, MOOEGG quality control seems to be lacking”

Size-Overall14%

“brass fitting did not fit”

Defective Material/Parts11%

“Defective part”

Assembly/Installation4%

“Hard to screw in”

Instructions/User Manual/Troubleshooting3%

“not great - instructions”

Material Quality3%

“What a solid piece of crap this turned out to be”

Maintenance And Repair3%

“Now I've got a much bigger repair to deal with”

Water Resistance2%

“I could not get it to seat which resulted in water spewing out everywhere”

Functionality-Overall2%

“the brass facing would not slide over the shift”

Top return reasons

Size-Overall38%

Maintenance And Repair18%

Defective Material/Parts14%

Compatibility-Overall13%

Advertised Vs Actual Product5%

Leak-Proof4%

Functionality-Overall4%

Value For Money2%

Quality-Overall1%

Assembly/Installation1%

Common questions

Is anti siphon valve repair kit profitable to sell on Amazon United States?: The niche generates $126K/yr across 10 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is +89.7%. Flapen's verdict: Worth a look (60/100).
How competitive is the anti siphon valve repair kit niche?: 8 brands and 51 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 85% of demand.
What do buyers complain about in anti siphon valve repair kit?: Top complaints mined from reviews: Leak-Proof, Quality-Overall, Size-Overall. The return rate is 2.1%.
When does demand for anti siphon valve repair kit peak?: Demand peaks in Apr–May–Jun–Jul; the busiest month runs 11.7× the quietest.
What does it cost to enter the anti siphon valve repair kit niche?: Listings span $9.95–$28.02; the average listing price is $16.30 (sweet spot $15–$100). The average incumbent carries 226 reviews — the moat a new listing must climb.