Commercial ventilation in Mitcham
A free survey, a clear specification and a fixed price for commercial ventilation in Mitcham.
- Free site survey and fixed written quote
- Equipment, positions and price set out in writing
- Work planned around your opening hours
How much does commercial ventilation cost in Mitcham?
In Mitcham, guide prices run from about £3,795 to £31,500 per system, plus VAT. A typical job (supply and extract for a 150 m² office) usually comes to £8,895–£20,995 plus VAT. The fixed price follows a free survey.
Commercial ventilation brings outdoor air into a building and removes stale air, using fans and ductwork to supply and extract air at the rates needed for the number of people and the activity.
Mitcham and surrounding areas
Premises in Mitcham are often in mixed-use buildings with shared roofs and tight access, so outdoor unit positions are agreed early.
We cover every Mitcham postcode, including CR4. We also cover Morden, Wimbledon and Streatham, all within easy reach of Mitcham. Buildings across London range from converted period offices to modern units with deep ceiling voids, so we measure each site rather than relying on a standard package.
What we do
- Supply and extract fans, ductwork and grilles
- Filters, attenuators and fire dampers where required
- Controls such as timers or CO2 sensors
- Air-flow measurement and balancing
- Commissioning records
Commercial ventilation prices in Mitcham
These guide prices are adjusted for London, where labour and access costs run about 28% above the UK guide.
| Item | Guide price (ex VAT) | Inc VAT | Basis |
|---|---|---|---|
| Toilet or kitchenette extract | £635–£1,850 | £762–£2,220 | per room |
| Supply and extract system, small premises | £3,795–£12,750 | £4,554–£15,300 | per system |
| CO2 demand control | £505–£1,595 | £606–£1,914 | per zone |
| Ductwork | £85–£245 | £102–£294 | per metre |
Ex VAT. Larger systems and fire-rated ductwork are priced from a full design.
How we work in Mitcham
Assess
We work out how many people use each space and the fresh-air rate needed. For sites in Mitcham we confirm access and parking beforehand.
Design
Fan, duct and grille sizes are designed for air flow, noise and energy use.
Install
Ductwork and fans are installed and connected to controls.
Balance
Air flows are measured and balanced to the design.
Things to check in Mitcham
Building Regulations
New or altered ventilation in England must meet Approved Document F. We design to it and hand over the commissioning records.
Conservation areas
Historic streets and listed buildings in and around Mitcham are more likely to need planning permission for outdoor units on visible elevations. We check with the local planning authority before work is booked.
Fire
Ducts passing through fire-rated walls or floors need fire dampers.
Working hours
Most Mitcham businesses prefer noisy work outside trading hours. Early starts, evenings and weekends can be arranged and are priced up front.
Typical premises in Mitcham
- Pubs and bars: cooling for busy bars, function rooms and cellars, sited with neighbours in mind.
- Schools and education: classroom cooling, ventilation and IT room cooling, installed in the holidays.
- Healthcare and dental: clean, quiet cooling for surgeries, clinics, dental practices and care settings.
- Salons and spas: comfortable salons and treatment rooms despite dryers, lamps and steam.
Compliance in England: refrigerant work falls under GB F-gas rules, and buildings with more than 12 kW of air conditioning in total need a periodic energy inspection (often called TM44).
FAQs for Mitcham
How much does commercial ventilation cost in Mitcham?
Guide prices in Mitcham run from about £3,795 to £31,500 per system, plus VAT. A typical job (supply and extract for a 150 m² office) costs £8,895–£20,995 plus VAT. We fix the price in writing after a free survey.
Do you also cover Morden, Wimbledon and Streatham?
Yes. Alongside Mitcham, we also cover Morden, Wimbledon and Streatham. Each has its own page with local guide prices.
Which postcodes do you cover in Mitcham?
All of them, including CR4. Give us your postcode when you enquire and we will confirm the visit details.
How much fresh air does an office need?
Guidance for offices is typically around 10 litres per second per person, with more for rooms with higher pollutant loads. We calculate it per space.
Do you install kitchen extraction?
Commercial kitchen canopies are a specialist area. We focus on general supply and extract, toilets and heat recovery, and can advise on kitchen requirements.
Get a guide price for Mitcham
Free survey and fixed written quote. We reply with a guide price or to book the survey.