Commercial ventilation in Greenford
A free survey, a clear specification and a fixed price for commercial ventilation in Greenford.
- 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 Greenford?
Our guide range in Greenford is £3,795–£31,500 per system before VAT; a typical job (supply and extract for a 150 m² office) is £8,895–£20,995 plus VAT. You get a fixed written quote after the 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.
Our coverage in Greenford
Premises in Greenford are often in mixed-use buildings with shared roofs and tight access, so outdoor unit positions are agreed early.
We work across Greenford's postcode districts, including UB6. Neighbouring towns we cover include Northolt, Southall and Brent. For commercial ventilation in Greenford, the survey looks at how the space is used, where equipment and ductwork can go and what the electrical supply can take.
What is included
- 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
Prices in Greenford
Prices below include our regional adjustment for London (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.
From enquiry to handover in Greenford
Assess
We work out how many people use each space and the fresh-air rate needed. For sites in Greenford 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.
Local points to consider
Noise
Fans and grilles are selected and attenuated to keep noise down.
Working hours
Most Greenford businesses prefer noisy work outside trading hours. Early starts, evenings and weekends can be arranged and are priced up front.
Building Regulations
New or altered ventilation in England must meet Approved Document F. We design to it and hand over the commissioning records.
Shared buildings
In multi-let buildings, roof space, risers and plant areas are often controlled by a managing agent. We work to their permits and method-statement requirements.
Types of premises we cover in Greenford
- Schools and education: classroom cooling, ventilation and IT room cooling, installed in the holidays.
- Offices: zoned cooling and heating for open-plan floors, meeting rooms and comms rooms.
- Pubs and bars: cooling for busy bars, function rooms and cellars, sited with neighbours in mind.
- Gyms and leisure: high-capacity cooling and fresh air for gym floors, studios and changing rooms.
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.
Questions about commercial ventilation in Greenford
How much does commercial ventilation cost in Greenford?
Guide prices in Greenford 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 Northolt, Southall and Brent?
Yes. Alongside Greenford, we also cover Northolt, Southall and Brent. Each has its own page with local guide prices.
Which postcodes do you cover in Greenford?
All of them, including UB6. Give us your postcode when you enquire and we will confirm the visit details.
Does air conditioning provide fresh air?
No. Most air conditioning recirculates room air. Fresh air needs a ventilation system or openable windows.
Can ventilation and air conditioning work together?
Yes, and they should. We coordinate grilles, controls and set points so both systems work efficiently.
Talk to us about your premises in Greenford
Free survey and fixed written quote. We reply with a guide price or to book the survey.