Knightsbridge and Belgravia, Greater London
Ventilation repairs and fault finding in Knightsbridge and Belgravia
Noisy, failed or leaking fans, PIV, MVHR and commercial extract put right. Covering Knightsbridge and Belgravia and SW1X, SW7 and W1K.
- From £115 inc VAT per visit
- Charged visit, price agreed first

We tell Knightsbridge and Belgravia customers honestly when a repair is not worth it.
For ventilation repairs and fault finding in Knightsbridge and Belgravia, 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.
Ventilation repairs in Knightsbridge and Belgravia at a glance
- Town
- Knightsbridge and Belgravia, Greater London
- Postcode districts
- SW1X, SW7 and W1K
- Nearby
- West End of London (1 mile), Hyde Park (1 mile) and Bayswater (1 mile)
- Price region
- London
- Survey
- Charged visit, price agreed first
Ventilation repairs for Knightsbridge and Belgravia properties
Common faults include worn fan bearings, failed capacitors and motors, condensate leaks, blocked filters, crushed or disconnected ducts, broken controls and humidity sensors that never switch the fan on. Sometimes repair is not worth it, and a modern replacement is cheaper to run; we will say so.
Repair or replace advice
Honest comparison of repair cost against replacement.
Home repairs
Fans, PIV units and MVHR systems.
Guide prices in Knightsbridge and Belgravia
| Work | Guide price |
|---|---|
| Home repair or fault-finding visit, first hour (parts extra) (per visit) | £115–£200 inc VAT |
| Commercial repair or breakdown visit, first hour (parts extra) (per visit) | £175–£295 + VAT |
These ranges use our London rates. Home prices include VAT at 20%; business prices exclude VAT. You get a fixed written price before any work is booked.
Common reasons people call
- Grinding or rattling noises
- Water dripping from a unit or duct
- Error codes on an MVHR or PIV display
Rules that apply in England
English building work follows Approved Document F (2021 edition) for ventilation rates, installation and commissioning. It sets extract rates for kitchens, bathrooms and utilities and asks for mechanical ventilation to be commissioned and recorded.
Questions from Knightsbridge and Belgravia
What area around Knightsbridge and Belgravia do you work in?
All of Greater London. Near Knightsbridge and Belgravia that includes West End of London, Hyde Park, Bayswater and Lancaster Gate.
Why is my extractor fan humming but not spinning?
A humming fan that does not spin often has a failed capacitor, seized bearing or obstruction. It should be switched off until repaired.
Why is water dripping from my ventilation?
Drips usually come from condensation in an uninsulated duct, a blocked condensate drain or a duct sloping the wrong way.
Do you cover Knightsbridge and Belgravia and nearby?
Yes. We cover Knightsbridge and Belgravia and nearby places including West End of London, Hyde Park, Bayswater and Lancaster Gate. Send your postcode and we will confirm.
What is the price of a ventilation repair in Knightsbridge and Belgravia?
Guide prices for Knightsbridge and Belgravia use London rates: home repair or fault-finding visit, first hour (parts extra) is typically £115 to £200 inc VAT per visit. We confirm a fixed price in writing before any work starts.
Ask about priority visits for Knightsbridge and Belgravia kitchen extract failures.
Ventilation repairs near Knightsbridge and Belgravia
More services in Knightsbridge and Belgravia
Get a guide price in two minutes
Answer a few questions for a price range, or send photos and we will come back to you with a written quote.