piv unit
Skip itSoft demand (-49.9% this quarter) — this niche doesn't clear our bar today.
Review moat
Incredible80.25avg incumbent reviews — the moat a new listing must climb
Returns
Good2.7%return rate — above 5% kills the launch gate
Market size
Okay£223K£223K/yr · 30K searches
Brand share
Okay84%top-5 brand share — brands hold most of the demand
Conversion
Okay2.3%search→purchase rate — share of searches ending in a sale
Avg price
Okay£327.86avg listing price — sweet spot $15–$100
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Competition
Bad78%top-5 click share — a locked-up shelf
Growth
Bad-49.9%90-day search growth — must beat 0% to launch
Price range
Bad£234.51–£524.90cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, piv unit is a £223K/yr Amazon United Kingdom market (30K searches/yr). The top 5 brands hold 84% of demand. Demand peaks in Jan–Oct–Nov–Dec. Verdict: Skip it — 30/100.
Data updated Jul 22, 2026 · scored weekly · How we score niches
piv unit market data
- Units sold / yr
- 250–500
- avg 0–100/product
- Revenue / yr
- £82K–£164K
- units × avg price
- Conversion rate
- 2.3%
- Avg BSR
- #2,032
- Page quality
- 0%
- Prime
- 50%
- Sponsored
- 75%
- Out of stock
- 0.8%
- Avg brand age
- 67 months
- Avg seller age
- 206 days
Competition & brand share
The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.Brands
8 rising
Sellers
13
Top-5 brand share
84%
Top 20: 100%
Top-5 click share
78%
Top 20: 100%
Open market
8%
- Mould Stop24%
- i-sells24%
- Platinum Building Chemicals19%
- Nuaire10%
- Kair8%
- Vent-Axia8%
- Open — no brand owns it (2 brands, 8%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -49.9% search growth over the last 90 days.Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 9.7×
Top piv unit search terms
- piv unit13K/yr
- nuaire3K/yr
- piv5K/yr
- nuaire drimaster5K/yr
- piv ventilation system4K/yr
Top piv unit 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.
All 16 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Nuaire Drimaster Eco LC - Loft Control Model
Mould Stop£238.824.6★100 rev
DRI-ECO-HEAT-HCS Nuaire Drimaster Heated PIV with Hall Controls
Platinum Building Chemicals£344.664.7★185 rev
Nuaire Drimaster Eco HC Condensation Control PIV Bundle for Lofts with Hygrometer
i-sells£280.234.6★217 rev
Vent Axia PureAir PIV Unit with Heater for Condensation and Mould Control. 479091
Vent-Axia£306.734.7★69 rev
Nuaire Drimaster DRI-ECO-HC Condensation Ventilation Loft Unit (Hall Control) - Latest Model
Nuaire£283.174.6★355 rev
Newest
by launch date
Dryzone Whole House Ventilation Bundle for Condensation & Mould Control | Loft Cube PIV Unit with Heater | Passive Wall Vent | 2 Digital Hygrometers
Dryzone£448.910 rev
Envirovoid Decentralised Single Room MVHR with HEPA Filter | Quiet 20dB Heat Recovery Ventilation Unit | Energy-Efficient Wall Mounted Air Exchanger | Anti-Mould & Condensation | Remote Control
Generic£312.933 rev
Dryzone PIV Unit with HEATER | Quiet Loft Whole-House Positive Input Ventilation System for 1-5 Bedrooms | Filters Air to Stop Condensation & Damp Prevent Mould | Complete Home Ventilation Kit
Dryzone£381.495 rev
Kair Kalahari PIV Unit with Heater - ECO Positive Input Ventilation System Loft-Mounted PIV Ventilation System for Condensation Control
Kair£317.175 rev
Nuaire Drimaster Eco LC - Loft Control Model
Mould Stop£238.82100 rev
Trending
90-day click momentumEnvirovoid Decentralised Single Room MVHR with HEPA Filter | Quiet 20dB Heat Recovery Ventilation Unit | Energy-Efficient Wall Mounted Air Exchanger | Anti-Mould & Condensation | Remote Control
Generic£312.935.0★
Dryzone Whole House Ventilation Bundle for Condensation & Mould Control | Loft Cube PIV Unit with Heater | Passive Wall Vent | 2 Digital Hygrometers
Dryzone£448.910.0★
Nuaire Flatmaster Wall Mounted PIV for Apartments & Flats
Mould Stop£269.804.8★
Nuaire Drimaster Eco HC Condensation Control PIV Bundle for Lofts with Hygrometer
i-sells£280.234.6★
Kair Kalahari PIV Unit - ECO Positive Input Ventilation System Loft PIV Ventilation System for Condensation Control (Standard)
Kair£234.514.4★
What buyers say about piv unit
What buyers praise and complain about, mined from review topics.What buyers love
“Fit this correctly”
“The build quality of this entire kit feels professional”
“This was a great purchase at £289”
“Does what it says on the advert”
“Very easy to install”
“Its almost silent”
“Dry fresh smelling home”
“durable which gives great confidence that it will last for a long time”
What buyers complain about
“This is expensive”
“should have bought it earlier very small noise”
Top return reasons
Common questions
- Is piv unit profitable to sell on Amazon United Kingdom?
- The niche generates £223K/yr across 16 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -49.9%. Flapen's verdict: Skip it (30/100).
- How competitive is the piv unit niche?
- 8 brands and 13 sellers compete. The top 5 products take 78% of clicks and top 5 brands hold 84% of demand.
- What do buyers complain about in piv unit?
- Top complaints mined from reviews: Value For Money, Noise Level. The return rate is 2.7%.
- When does demand for piv unit peak?
- Demand peaks in Jan–Oct–Nov–Dec; the busiest month runs 9.7× the quietest.
- What does it cost to enter the piv unit niche?
- Listings span £234.51–£524.90; the average listing price is £327.86 (sweet spot $15–$100). The average incumbent carries 80 reviews — the moat a new listing must climb.