Letchworth Garden City, Hertfordshire
Commercial ventilation design and installation in Letchworth Garden City
Supply and extract with heat recovery for offices, shops, clinics and fit-outs. Covering Letchworth Garden City and SG5, SG6 and SG15.
- From £8,350 + VAT per system
- Free survey
A change of use in Letchworth Garden City often needs a fresh ventilation design, which we can provide.
Work in Letchworth Garden City follows the rules for England and finishes with a written record of what was fitted and how it was set up.
Commercial ventilation in Letchworth Garden City at a glance
- Town
- Letchworth Garden City, Hertfordshire
- Postcode districts
- SG5, SG6 and SG15
- Nearby
- Baldock (2 miles), Hitchin (3 miles) and Henlow (4 miles)
- Price region
- East of England
- Survey
- Free survey (UK mainland)
How we approach commercial ventilation in Letchworth Garden City
In practice, designers work to rates such as 10 litres a second per person for offices, taken from Approved Document F and CIBSE guidance, and adjust for meeting rooms, kitchens and toilets. Typical jobs are fit-outs and refurbishments: a new tenant needs ventilation to match a new layout, an old system cannot keep up with more staff, or a change of use needs a fresh design.
Heat recovery supply and extract
One or more units with ductwork to diffusers, sized for occupancy.
Toilet and kitchenette extract
Dedicated extract for welfare areas.
Guide prices in Letchworth Garden City
| Work | Guide price |
|---|---|
| Small office or shop: heat recovery unit, ductwork and controls (up to about 150 m²) (per system) | £8,350–£17,800 + VAT |
| Office supply and extract ventilation with heat recovery, during a fit-out (per m² of floor) | £60–£130 + VAT |
These ranges use our East of England rates. Prices exclude VAT. You get a fixed written price before any work is booked.
When to get it looked at
- Windows the only source of fresh air
- Old units that are noisy, inefficient or failing
- Stuffy meeting rooms and afternoon drowsiness
Rules that apply in England
In England, ventilation is covered by Part F of the Building Regulations and its guidance, Approved Document F (2021 edition). Employers have a separate duty under the Workplace Regulations 1992 to provide effective and suitable ventilation.
Questions from Letchworth Garden City
What is the price of commercial ventilation in Letchworth Garden City?
Guide prices for Letchworth Garden City use East of England rates: small office or shop: heat recovery unit, ductwork and controls (up to about 150 m²) is typically £8,350 to £17,800 + VAT per system. We confirm a fixed price in writing before any work starts.
How much does commercial ventilation cost?
A small office or shop with a single heat recovery unit typically costs £7,950 to £16,950 excluding VAT. Larger fit-outs are often priced at around £55 to £125 per square metre of floor, depending on design and ceiling access.
How much fresh air does an office need?
A common design rate for offices is 10 litres a second per person, used in Approved Document F and CIBSE guidance, with more for meeting rooms and areas with higher occupancy.
Is the survey free in Letchworth Garden City?
For new installations on the UK mainland, yes. The survey is free and the quote that follows is fixed and in writing. Servicing, testing and repair visits are charged, and we confirm the cost before booking.
How do I get a price for commercial ventilation in Letchworth Garden City?
Use the guide price tool, the form on this page, live chat, WhatsApp or call 0800 088 6341. A postcode and a couple of photos help us give you a useful answer first time.
We provide commissioning records for every Letchworth Garden City handover.
Commercial ventilation near Letchworth Garden City
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Answer a few questions for a price range, or send photos and we will come back to you with a written quote.