Commercial ventilation, County Londonderry
Car park ventilation in County Londonderry
Jet fan and extract systems with CO detection for enclosed car parks, across County Londonderry.
- From £22,950 + VAT per scheme
- By arrangement

Enclosed and underground car parks need mechanical ventilation to clear vehicle exhaust in normal use and, in many designs, to help clear smoke in a fire. We install and maintain jet fan and ducted extract systems with carbon monoxide detection and controls.
If you are anywhere in County Londonderry, send the postcode and a few photos and we will tell you what we would recommend. Towns we cover include Derry, Coleraine and Limavady.
Car park ventilation in County Londonderry at a glance
- Area
- County Londonderry, Northern Ireland
- Towns listed
- 3, largest Derry
- Postcode districts
- BT52, BT55, BT49, BT47 and BT48
- Price region
- Northern Ireland
- Survey
- By arrangement, travel quoted first
What car park ventilation involves
Smoke control aspects are designed with the building's fire strategy and fire engineer. We install, commission and maintain the systems and the detection that runs them.
Ducted extract
Traditional ducted systems where layout suits.
CO and NO2 detection
Sensors and controls for demand-led running.
Maintenance
Planned testing of fans, sensors and controls.
Guide prices in County Londonderry
| Work | Guide price |
|---|---|
| Enclosed car park ventilation: jet fans, controls and CO detection (per scheme) | £22,950–£82,750 + VAT |
Guide prices using Northern Ireland rates. Prices exclude VAT. A guide price is not a quote: we confirm a fixed price in writing first. Travel is quoted separately for this area.
Signs it is time to call us
- A new underground or podium car park
- Detection that alarms constantly or never
- Fans failing or running flat out all day
Rules in Northern Ireland
Northern Ireland has its own building regulations, with ventilation guidance in Technical Booklet K. Northern Ireland car parks follow the Technical Booklets, with rates agreed in the fire strategy.
How the job runs
- Review
- Design input
- Install
- Commission
- Maintain
Towns we cover in County Londonderry
Questions about car park ventilation in County Londonderry
Is the survey free in County Londonderry?
Visits here are by arrangement. Because of the ferry or long travel involved, we quote travel separately and in writing before you commit, and we can often combine visits to keep the cost down.
Do you design smoke control?
Smoke control is designed with the building's fire strategy and fire engineer; we install, commission and maintain the equipment.
How often should car park fans be tested?
Fans, detection and controls should be serviced and tested on a planned schedule, often twice a year, as set out in the maintenance plan.
Which rules apply to ventilation in County Londonderry?
In Northern Ireland, ventilation is covered by Technical Booklet K of the Building Regulations (Northern Ireland). Workplaces must be ventilated under the Workplace (Health, Safety and Welfare) Regulations (Northern Ireland) 1993.
Which towns in County Londonderry do you cover?
All of County Londonderry, including Derry, Coleraine and Limavady. If your town is not listed, send the postcode and we will confirm.
Other services in County Londonderry
Get a guide price in two minutes
Answer a few questions for a price range, or send photos and we will come back to you with a written quote.