Limavady, County Londonderry
Positive input ventilation (PIV) in Limavady
Loft or wall units that gently push filtered air into the home to tackle condensation. Covering Limavady and BT49.
- From £725 inc VAT per home
- By arrangement
If your Limavady flat has no loft, a wall-mounted PIV unit does the same job through an outside wall.
Work in Limavady follows the rules for Northern Ireland and finishes with a written record of what was fitted and how it was set up.
PIV in Limavady at a glance
- Town
- Limavady, County Londonderry
- Postcode districts
- BT49
- Nearby
- Coleraine (13 miles) and Derry (15 miles)
- Price region
- Northern Ireland
- Survey
- By arrangement, travel quoted first
How we approach PIV in Limavady
Flats without a loft use a wall-mounted unit that draws air from outside through a cored hole. PIV works well in houses and flats with general condensation on windows and cold walls.
Wall-mounted PIV for flats
Draws air from outside through an outside wall. Suits flats and homes with no loft space.
PIV with fan upgrades
PIV plus humidity-controlled extract fans in the kitchen and bathroom for the most stubborn condensation.
Guide prices in Limavady
| Work | Guide price |
|---|---|
| Positive input ventilation (PIV) loft unit, supplied and fitted (per home) | £725–£1,275 inc VAT |
| Wall-mounted PIV unit for a flat (core drilled through an outside wall) (per flat) | £925–£1,550 inc VAT |
| Heater module or heated PIV unit (extra over a standard unit) (extra) | £135–£270 inc VAT |
These ranges use our Northern Ireland rates. Prices include VAT at 20%. You get a fixed written price before any work is booked. Travel is quoted separately for this area.
Signs it is time to call us
- Washing dried indoors makes everything worse
- You have no loft but still need whole-flat ventilation (wall unit)
- Streaming windows on most mornings in winter
Rules that apply in Northern Ireland
Northern Ireland has its own building regulations, with ventilation guidance in Technical Booklet K. Extract rates follow the Northern Ireland guidance and are measured at handover.
Questions from Limavady
What area around Limavady do you work in?
All of County Londonderry. Near Limavady that includes Coleraine and Derry.
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 Limavady and nearby?
Yes. We cover Limavady and nearby places including Coleraine and Derry. Send your postcode and we will confirm.
What is the price of a PIV unit in Limavady?
Guide prices for Limavady use Northern Ireland rates: positive input ventilation (PIV) loft unit, supplied and fitted is typically £725 to £1,275 inc VAT per home. We confirm a fixed price in writing before any work starts.
PIV near Limavady
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