Commercial ventilation in Borehamwood
Commercial ventilation for businesses in Borehamwood — 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 Borehamwood?
In Borehamwood, guide prices run from about £3,195 to £26,500 per system, plus VAT. A typical job (supply and extract for a 150 m² office) usually comes to £7,500–£17,795 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.
Where we work around Borehamwood
Businesses in Borehamwood range from independent shops and restaurants to offices, clinics and warehouses. Watford is about 8 km away.
We work across Borehamwood's postcode districts, including WD6. Neighbouring towns we cover include Barnet, Bushey and Wealdstone. Buildings across Hertfordshire 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 you get
- 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
- Air-flow measurement and balancing
Local guide prices for Borehamwood
Prices below include our regional adjustment for the East of England (8% above the UK guide).
| Item | Guide price (ex VAT) | Inc VAT | Basis |
|---|---|---|---|
| Toilet or kitchenette extract | £535–£1,550 | £642–£1,860 | per room |
| Supply and extract system, small premises | £3,195–£10,750 | £3,834–£12,900 | per system |
| CO2 demand control | £425–£1,350 | £510–£1,620 | per zone |
| Ductwork | £70–£210 | £84–£252 | per metre |
Ex VAT. Larger systems and fire-rated ductwork are priced from a full design.
How we work in Borehamwood
Assess
We work out how many people use each space and the fresh-air rate needed.
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. We keep work areas in Borehamwood screened and tidy at the end of each day.
Balance
Air flows are measured and balanced to the design.
What to think about in Borehamwood
Noise
Fans and grilles are selected and attenuated to keep noise down.
Working hours
Most Borehamwood businesses prefer noisy work outside trading hours. Early starts, evenings and weekends can be arranged and are priced up front.
Fire
Ducts passing through fire-rated walls or floors need fire dampers.
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 Borehamwood
- 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.
- Schools and education: classroom cooling, ventilation and IT room cooling, installed in the holidays.
- 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.
Your questions answered
How much does commercial ventilation cost in Borehamwood?
Guide prices in Borehamwood run from about £3,195 to £26,500 per system, plus VAT. A typical job (supply and extract for a 150 m² office) costs £7,500–£17,795 plus VAT. We fix the price in writing after a free survey.
Do you also cover Barnet, Bushey and Wealdstone?
Yes. Alongside Borehamwood, we also cover Barnet, Bushey and Wealdstone. Each has its own page with local guide prices.
Which postcodes do you cover in Borehamwood?
All of them, including WD6. 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.
Talk to us about your premises in Borehamwood
Free survey and fixed written quote. We reply with a guide price or to book the survey.