Barrow-in-Furness, Cumbria
Positive input ventilation (PIV) in Barrow-in-Furness
Loft or wall units that gently push filtered air into the home to tackle condensation. Covering Barrow-in-Furness and LA13, LA14 and LA15.
- From £750 inc VAT per home
- Free survey

PIV can suit Barrow-in-Furness houses and flats because it treats the whole home from one quiet unit.
Barrow-in-Furness is about 121 miles from our base in Great Barr, Birmingham. We book Barrow-in-Furness visits by appointment and confirm the date in writing. We survey first, free of charge for new installations on the mainland, then send a fixed written quote.
PIV in Barrow-in-Furness at a glance
- Town
- Barrow-in-Furness, Cumbria
- Postcode districts
- LA13, LA14 and LA15
- Nearby
- Ulverston (8 miles), Heysham (14 miles) and Morecambe (15 miles)
- Price region
- North West
- Survey
- Free survey (UK mainland)
PIV for Barrow-in-Furness homes
Loft air is usually a little warmer and drier than outside air, and the unit filters it before it comes down into the house. Many units have a temperature sensor that reduces the flow or switches to a heater module on cold days, so the incoming air does not feel like a draught.
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 Barrow-in-Furness
| 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.
Common reasons people call
- You have no loft but still need whole-flat ventilation (wall unit)
- Streaming windows on most mornings in winter
- Black mould on window reveals and in corners of bedrooms
Rules that apply in England
English building work follows Approved Document F (2021 edition) for ventilation rates, installation and commissioning. For homes, it sets minimum extract rates such as 15 litres a second for a bathroom and 30 or 60 for a kitchen, and expects mechanical systems to be airflow-tested.
Questions from Barrow-in-Furness
What area around Barrow-in-Furness do you work in?
All of Cumbria. Near Barrow-in-Furness that includes Ulverston, Heysham, Morecambe and Fleetwood.
Will PIV make my house cold?
Most units temper or reduce the flow when the incoming air is cold, and a heated unit warms it. Placed correctly on the landing, the air spreads gently rather than blowing on anyone.
Can PIV be fitted in a flat?
Yes. Flats without loft space use a wall-mounted PIV unit that draws air from outside through an outside wall.
Do you cover Barrow-in-Furness and nearby?
Yes. We cover Barrow-in-Furness and nearby places including Ulverston, Heysham, Morecambe and Fleetwood. Send your postcode and we will confirm.
What is the price of a PIV unit in Barrow-in-Furness?
Guide prices for Barrow-in-Furness 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 Barrow-in-Furness survey and we will say honestly whether PIV, extract fans or both are needed.
PIV near Barrow-in-Furness
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