Commercial ventilation in East Barnet
Commercial ventilation for businesses in East Barnet — surveyed, designed and priced in writing before any work starts.
- 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 East Barnet?
Budget roughly £3,795–£31,500 per system ex VAT in East Barnet. For a typical job — supply and extract for a 150 m² office — expect £8,895–£20,995 plus VAT. Your exact price is fixed in writing once we have surveyed.
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.
East Barnet and surrounding areas
Premises in East Barnet are often in mixed-use buildings with shared roofs and tight access, so outdoor unit positions are agreed early.
We cover every East Barnet postcode, including EN4 and N14. Nearby, we also cover Barnet (about 3 km), Enfield (about 5 km) and Potters Bar (about 5 km). For commercial ventilation in East Barnet, the survey looks at how the space is used, where equipment and ductwork can go and what the electrical supply can take.
Included as standard
- Fresh-air rate calculation for each space
- Supply and extract fans, ductwork and grilles
- Filters, attenuators and fire dampers where required
- Controls such as timers or CO2 sensors
- Commissioning records
Guide prices in East Barnet
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 it works in East Barnet
Assess
We work out how many people use each space and the fresh-air rate needed. For sites in East Barnet 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.
Points to plan for in East Barnet
Noise
Fans and grilles are selected and attenuated to keep noise down.
Roof and height work
Flat roofs, high walls and atriums need the right access equipment and edge protection. We plan towers, MEWPs or scaffold before the job, not on the day.
Fire
Ducts passing through fire-rated walls or floors need fire dampers.
Conservation areas
Historic streets and listed buildings in and around East Barnet are more likely to need planning permission for outdoor units on visible elevations. We check with the local planning authority before work is booked.
Types of premises we cover in East Barnet
- Healthcare and dental: clean, quiet cooling for surgeries, clinics, dental practices and care settings.
- Gyms and leisure: high-capacity cooling and fresh air for gym floors, studios and changing rooms.
- Salons and spas: comfortable salons and treatment rooms despite dryers, lamps and steam.
- Restaurants and cafés: dining rooms that stay comfortable next to a hot kitchen and a busy service.
In England, systems holding 5 tonnes CO2 equivalent of refrigerant or more fall under GB F-gas rules, with regular leak checks and records; buildings with more than 12 kW of air conditioning in total also need a periodic energy inspection.
Common questions from businesses in East Barnet
How much does commercial ventilation cost in East Barnet?
Guide prices in East Barnet 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 Barnet, Enfield and Potters Bar?
Yes. Alongside East Barnet, we also cover Barnet, Enfield and Potters Bar. Each has its own page with local guide prices.
Which postcodes do you cover in East Barnet?
All of them, including EN4 and N14. Give us your postcode when you enquire and we will confirm the visit details.
Can ventilation and air conditioning work together?
Yes, and they should. We coordinate grilles, controls and set points so both systems work efficiently.
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.
Need commercial ventilation in East Barnet?
Free survey and fixed written quote. We reply with a guide price or to book the survey.