Positive input ventilation (PIV)
Loft or wall units that gently push filtered air into the home to tackle condensation.
West Sussex · England
Homes, rentals and business premises in Selsey and PO20 and PO21.
Ventilation Contractors works on houses, flats, rentals and business premises in Selsey and across West Sussex. Tell us the postcode and what is going wrong, and we will tell you which fix fits before anyone books a visit.
For homes in Selsey the usual starting points are extractor fans, PIV and condensation surveys. Whole-home MVHR makes most sense in new builds, big refurbishments and very airtight houses.
Commercial work in Selsey is priced from a site visit or your drawings. Kitchen extract cleaning, LEV testing and servicing visits are priced per system.
Loft or wall units that gently push filtered air into the home to tackle condensation.
Bathroom, kitchen and utility fans sized to the Part F rates, ducted outside and tested.
We find why the house is wet and fix the ventilation, rather than painting over mould.
Tested fans and PIV for rental homes and HMOs, with records for your property file.
| Work | Guide price |
|---|---|
| New ducted fan to outside through the loft or ceiling (insulated duct, roof or soffit outlet) (per fan) | £490–£825 inc VAT |
| Positive input ventilation (PIV) loft unit, supplied and fitted (per home) | £875–£1,525 inc VAT |
| Whole-home MVHR retrofit, 3 bedroom house (per home) | £7,100–£10,400 inc VAT |
| Condensation and mould ventilation survey with written findings (per home) | £140–£250 inc VAT |
Guide prices using South East rates. Home prices include VAT at 20%; business prices exclude VAT. A guide price is not a quote: we confirm a fixed price in writing first.
In England, ventilation in new and altered homes is covered by Approved Document F of the Building Regulations. Landlords also have duties under the Housing Health and Safety Rating System, and workplaces must be ventilated under the Workplace (Health, Safety and Welfare) Regulations 1992.
Our team is based in Great Barr, Birmingham, about 134 miles away. Every visit is booked by appointment and confirmed in writing.
It depends on the job. As a guide, kitchen canopy and extract system for a café or takeaway (canopy up to 2 m) is typically £6,550 to £13,150 + VAT per kitchen, using South East rates.
Yes. We cover Selsey (PO20 and PO21) and nearby places including Bognor Regis, Chichester, Hayling Island and South Hayling.
Answer a few questions for a price range, or send photos and we will come back to you with a written quote.