Bootle, Merseyside
Positive input ventilation (PIV) in Bootle
Loft or wall units that gently push filtered air into the home to tackle condensation. Covering Bootle and L20, L21 and L22.
- From £750 inc VAT per home
- Free survey
Condensation in Bootle homes usually has one of two answers: better extract fans, or PIV as well.
Whether the property is in the middle of Bootle or one of the villages around it, the process is the same: a look at the building, a written price, then fitting and testing on the agreed day.
PIV in Bootle at a glance
- Town
- Bootle, Merseyside
- Postcode districts
- L20, L21 and L22
- Nearby
- Litherland (1 mile), Kirkdale (3 miles) and Wallasey (4 miles)
- Price region
- North West
- Survey
- Free survey (UK mainland)
What the work involves
It does not replace extract fans: kitchens and bathrooms still need their own extract to remove steam at source. On survey we check the loft, the landing position and the existing fans, and we tell you if PIV is not the right answer.
PIV with fan upgrades
PIV plus humidity-controlled extract fans in the kitchen and bathroom for the most stubborn condensation.
Loft-mounted PIV
The most common option for houses with a loft. Usually fitted in half a day.
Guide prices in Bootle
| Work | Guide price |
|---|---|
| Positive input ventilation (PIV) loft unit, supplied and fitted (per home) | £750–£1,325 inc VAT |
| Wall-mounted PIV unit for a flat (core drilled through an outside wall) (per flat) | £950–£1,600 inc VAT |
| Heater module or heated PIV unit (extra over a standard unit) (extra) | £140–£280 inc VAT |
These ranges use our North West rates. Prices include VAT at 20%. You get a fixed written price before any work is booked.
When to get it looked at
- Musty smell in wardrobes or behind furniture
- The house feels stuffy and damp rather than cold
- Washing dried indoors makes everything worse
Rules that apply in England
In England, ventilation is covered by Part F of the Building Regulations and its guidance, Approved Document F (2021 edition). It sets extract rates for kitchens, bathrooms and utilities and asks for mechanical ventilation to be commissioned and recorded.
Questions from Bootle
What area around Bootle do you work in?
All of Merseyside. Near Bootle that includes Litherland, Kirkdale, Wallasey and Fazakerley.
How much does PIV cost to install?
A loft-mounted PIV unit usually costs £795 to £1,395 including VAT supplied and fitted, and £995 to £1,695 for a wall-mounted unit in a flat. A heater module adds around £145 to £295.
Does PIV really stop condensation?
PIV reduces condensation in most homes because it dilutes moist air and keeps it moving, but it works best alongside working extract fans in the kitchen and bathroom. Leaks, rising damp or a cold bridge need fixing separately.
Do you cover Bootle and nearby?
Yes. We cover Bootle and nearby places including Litherland, Kirkdale, Wallasey and Fazakerley. Send your postcode and we will confirm.
What is the price of a PIV unit in Bootle?
Guide prices for Bootle use North West rates: positive input ventilation (PIV) loft unit, supplied and fitted is typically £750 to £1,325 inc VAT per home. We confirm a fixed price in writing before any work starts.
Book a free Bootle survey and we will say honestly whether PIV, extract fans or both are needed.
PIV near Bootle
More services in Bootle
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Answer a few questions for a price range, or send photos and we will come back to you with a written quote.