Commercial ventilation in Didcot
Commercial ventilation for businesses in Didcot — 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 Didcot?
Budget roughly £3,395–£27,995 per system ex VAT in Didcot. For a typical job — supply and extract for a 150 m² office — expect £7,995–£18,995 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.
Our coverage in Didcot
Didcot has a compact centre of shops, cafés and offices, with business units on its outskirts. Oxford is about 16 km away.
Postcode districts we cover in Didcot include OX11. We also cover Abingdon, Oxford and Thatcham, all within easy reach of Didcot. For commercial ventilation in Didcot, the survey looks at how the space is used, where equipment and ductwork can go and what the electrical supply can take.
What the job covers
- Fresh-air rate calculation for each space
- Supply and extract fans, ductwork and grilles
- Controls such as timers or CO2 sensors
- Air-flow measurement and balancing
- Commissioning records
Local guide prices for Didcot
Prices below include our regional adjustment for the South East (15% above the UK guide).
| Item | Guide price (ex VAT) | Inc VAT | Basis |
|---|---|---|---|
| Toilet or kitchenette extract | £570–£1,650 | £684–£1,980 | per room |
| Supply and extract system, small premises | £3,395–£11,450 | £4,074–£13,740 | per system |
| CO2 demand control | £455–£1,450 | £546–£1,740 | per zone |
| Ductwork | £75–£225 | £90–£270 | per metre |
Ex VAT. Larger systems and fire-rated ductwork are priced from a full design.
From enquiry to handover in Didcot
Assess
We work out how many people use each space and the fresh-air rate needed. For sites in Didcot 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 Didcot
Fire
Ducts passing through fire-rated walls or floors need fire dampers.
Leased premises
If your Didcot premises are leased, the landlord's written consent is usually needed for external units, wall penetrations and roof access. We provide drawings and data sheets for the request.
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.
Premises we work in around Didcot
- Pubs and bars: cooling for busy bars, function rooms and cellars, sited with neighbours in mind.
- Restaurants and cafés: dining rooms that stay comfortable next to a hot kitchen and a busy service.
- 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.
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).
Your questions answered
How much does commercial ventilation cost in Didcot?
Guide prices in Didcot run from about £3,395 to £27,995 per system, plus VAT. A typical job (supply and extract for a 150 m² office) costs £7,995–£18,995 plus VAT. We fix the price in writing after a free survey.
Do you also cover Abingdon, Oxford and Thatcham?
Yes. Alongside Didcot, we also cover Abingdon, Oxford and Thatcham. Each has its own page with local guide prices.
Which postcodes do you cover in Didcot?
All of them, including OX11. 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.
Does air conditioning provide fresh air?
No. Most air conditioning recirculates room air. Fresh air needs a ventilation system or openable windows.
Get a guide price for Didcot
Free survey and fixed written quote. We reply with a guide price or to book the survey.