Condensation and mould ventilation fixes
We find why the house is wet and fix the ventilation, rather than painting over mould.
West Glamorgan · Wales
Homes, rentals and business premises in Clydach and SA6, SA7 and SA8.
Ventilation Contractors works on houses, flats, rentals and business premises in Clydach and across West Glamorgan. 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 Clydach 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.
For businesses in Clydach we cover office and shop ventilation, commercial kitchen extraction, duct cleaning to TR19 and planned servicing of air handling units.
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.
Supply and extract with heat recovery for offices, shops, clinics and fit-outs.
Canopies, extract fans, make-up air and gas interlocks for cafés and restaurants.
| Work | Guide price |
|---|---|
| Condensation and mould ventilation survey with written findings (per home) | £120–£215 inc VAT |
| Continuous-running extract fan (dMEV) with humidity boost, flow tested (per fan) | £330–£575 inc VAT |
| Rental upgrade: PIV unit plus two humidity-controlled extract fans (typical 2 to 3 bed) (per property) | £1,425–£2,550 inc VAT |
| TR19 Grease kitchen extract clean with post-clean report, single canopy system (per clean) | £375–£850 + VAT |
Guide prices using Wales 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 Wales, the Welsh Government's own Approved Document F (2022 edition) applies to ventilation in homes, with a new edition taking effect on 4 March 2027. Rented homes must be fit for human habitation under the Renting Homes (Wales) Act 2016, and workplaces must be ventilated under the Workplace (Health, Safety and Welfare) Regulations 1992.
Our team is based in Great Barr, Birmingham, about 104 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 £5,650 to £11,350 + VAT per kitchen, using Wales rates.
Yes. We cover Clydach (SA6, SA7 and SA8) and nearby places including Neath, Swansea, Briton Ferry and Gorseinon.
Answer a few questions for a price range, or send photos and we will come back to you with a written quote.