Positive input ventilation (PIV) in Flint

For a typical Flint semi or terrace, a loft PIV unit is often the quickest way to dry the house out.

For positive input ventilation (PIV) in Flint, send us the postcode, a few photos and a rough idea of the rooms involved. We will tell you what we would fit and roughly what it costs before arranging a visit.

PIV in Flint at a glance

Town: Flint, Clwyd
Postcode districts: CH5, CH6 and CH64
Nearby: Deeside (5 miles), Mold (5 miles) and Buckley (6 miles)
Price region: Wales
Survey: Free survey (UK mainland)

PIV for Flint homes

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.

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 Flint

Positive input ventilation (PIV) guide prices in Flint
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 Wales rates. Prices include VAT at 20%. You get a fixed written price before any work is booked.

When to get it looked at

Streaming windows on most mornings in winter
Black mould on window reveals and in corners of bedrooms
Musty smell in wardrobes or behind furniture

Rules that apply in Wales

In Wales, ventilation follows the Welsh Approved Document F rather than the English version, with building control checking notifiable work. We design to the Welsh rates and commission mechanical systems so the results can be recorded.

Questions from Flint

Is the survey free in Flint?

For new installations on the UK mainland, yes. The survey is free and the quote that follows is fixed and in writing. Servicing, testing and repair visits are charged, and we confirm the cost before booking.

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.

How long does PIV installation take?

A loft unit is normally fitted in two to four hours, including the diffuser and electrical connection.

How do I get a price for a PIV unit in Flint?

Use the guide price tool, the form on this page, live chat, WhatsApp or call 0800 088 6341. A postcode and a couple of photos help us give you a useful answer first time.

What area around Flint do you work in?

All of Clwyd. Near Flint that includes Deeside, Mold, Buckley and Hawarden.

We will check the existing fans in your Flint home at the same visit, because PIV works best with them working.