Smoke vent rooflights (AOVs) for Hampstead: the essentials
We handle smoke vent rooflights (AOVs) across Greater London, including Hampstead. In short: automatic smoke ventilators at the head of stairwells and atria. The survey checks structure, weathering and orientation, so the quote reflects your actual roof.
Mansard and loft conversions are common across London, and roof windows are often set out alongside dormers on the rear slope. Typical uses for smoke vent rooflights (AOVs) include communal stairwells, corridors and atria.
We work across Greater London, including Hampstead, and in neighbouring towns such as Kilburn and Highgate. Access, parking and how the glass reaches the roof are all checked at the survey.
Options we can specify in Hampstead
- Glazed rooflight or louvred vent
- Service and test plans
- Break-glass and smoke-detector triggers
- Rain and wind sensors for daily vent use
- Electric (24 V) or pneumatic actuation
- Glazed units bring daylight to stairwells
- Replacement of failed or obsolete units
What to check first
- The product should be certified to BS EN 12101-2 as a natural smoke and heat exhaust ventilator
- Smoke ventilation is designed to the building's fire strategy — we install to that design
Regulations for smoke vent rooflights (AOVs) in Hampstead
Smoke vents are life-safety equipment: in England the responsible person must keep them maintained under the Regulatory Reform (Fire Safety) Order 2005. We install to the building's fire strategy and the manufacturer's certification.
For buildings other than dwellings, Approved Document L Volume 2 sets limiting U-values of 2.2 W/m²K for rooflights and 3.0 W/m²K for roof ventilators, including smoke vents. Fragile-roof safety and access are planned before work starts.
Our planning guide covers each nation in more detail.
Smoke vent rooflights (AOVs) prices in Hampstead
The ranges below are typical for straightforward jobs; your fixed price follows a survey of your roof.
| Option | Guide price inc VAT | Ex VAT |
|---|---|---|
| Large glazed AOV with actuators | £4,795 – £7,795 | £3,995 – £6,495 |
| Standard glazed AOV Typical | £3,595 – £4,795 | £2,995 – £3,995 |
| Replacement vent onto existing upstand | £2,995 – £3,595 | £2,495 – £2,995 |
The process, step by step
- Get in touch. Use the form, WhatsApp or the guide-price tool with your Hampstead address.
- Free site visit. For new installs we survey free, measure and confirm the roof detail.
- Agree the quote. You approve the specification and price before anything is ordered.
- Fitting and handover. We install, clean down and leave product and warranty documents.
Neighbouring towns
Related work in Hampstead
Smoke vent rooflights (AOVs) in Hampstead: questions
Who is responsible for maintaining smoke vents?
The responsible person (or duty holder in Scotland, appropriate person in Northern Ireland) for the building must keep fire safety systems maintained. We can arrange servicing and keep records.
Can you replace an old smoke vent?
Yes, with an equivalent certified unit that matches the original design area and performance, so the fire strategy is not compromised.
How often should AOVs be tested?
Industry guidance recommends regular functional checks and at least annual servicing. Your fire risk assessment sets the regime.
How do I book a survey in Hampstead?
Send your postcode and, if you can, a photo of the roof and the room. We offer a survey date when we reply.
Do you fit smoke vent rooflights (AOVs) in Hampstead?
Yes. We survey and fit smoke vent rooflights (AOVs) in Hampstead and across Greater London. Send your postcode and we will offer a survey date when we reply.
