Commercial ventilation design and installation in Kenley

Commercial ventilation in Kenley is often part of an office or shop fit-out.

Customers in Kenley can get a guide price online in a couple of minutes. It uses London rates, which is what we would charge for the same job anywhere in Greater London. The survey is free for new installations on the UK mainland, and the quote that follows is fixed and in writing.

Commercial ventilation in Kenley at a glance

Town: Kenley, Greater London
Postcode districts: CR2, CR5 and CR8
Nearby: Purley (1 mile), Sanderstead (1 mile) and Coulsdon (2 miles)
Price region: London
Survey: Free survey (UK mainland)

Commercial ventilation for Kenley premises

Employers must make sure every enclosed workplace is ventilated by a sufficient quantity of fresh or purified air under the Workplace (Health, Safety and Welfare) Regulations 1992. 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.

Demand control

CO2 or occupancy sensors that slow the system when rooms are empty.

Design and build or install-only

We design it, or install to a consultant's drawings.

Guide prices in Kenley

Commercial ventilation design and installation guide prices in Kenley
Work	Guide price
Small office or shop: heat recovery unit, ductwork and controls (up to about 150 m²) (per system)	£9,550–£20,350 + VAT
Office supply and extract ventilation with heat recovery, during a fit-out (per m² of floor)	£65–£150 + VAT

Guide prices using London rates. Prices exclude VAT. A guide price is not a quote: we confirm a fixed price in writing first.

Signs it is time to call us

Stuffy meeting rooms and afternoon drowsiness
More staff than the system was designed for
A fit-out or change of layout

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). Workplaces must also be ventilated with a sufficient quantity of fresh or purified air under the Workplace (Health, Safety and Welfare) Regulations 1992.

Questions from Kenley

What is the price of commercial ventilation in Kenley?

Guide prices for Kenley use London rates: small office or shop: heat recovery unit, ductwork and controls (up to about 150 m²) is typically £9,550 to £20,350 + 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 Kenley?

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 Kenley?

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.

Call us to arrange a Kenley survey at a time that suits your business.