Commercial & industrial rooflights in Sidcup: what is involved?
We handle commercial & industrial rooflights across Greater London, including Sidcup. In short: rooflights for warehouses, schools, offices and retail units. The survey checks structure, weathering and orientation, so the quote reflects your actual roof.
Party walls are a fact of life in London terraces, and rooflights close to a shared wall need detailing that keeps the neighbour's side dry too. Commercial & industrial rooflights suit industrial roofs with tired or fragile rooflight sheets.
Sidcup is around 18 km from central London, and we survey and fit throughout that part of Greater London, including the DA14 district.
Options we can specify in Sidcup
- Polycarbonate domes
- Modular glass rooflights
- GRP or polycarbonate in-plane rooflight sheets
- Mesh or grilles under fragile areas
- Continuous barrel-vault rooflights
- Fall-protection planning included
- Daylight that reduces daytime lighting
Things we check at survey
- Non-fragility classification should be confirmed for new products
- Fragile rooflights are a known fall hazard — work at height must be planned
Building control and safety duties in Sidcup
On commercial roofs the main questions are usually building control, fire classification of rooflight materials and safe access rather than householder permitted development. We confirm the route for your building before ordering.
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.
See our building regulations guide for U-values, glazing limits and self-certification.
Guide prices for Sidcup
The ranges below are typical for straightforward jobs; your fixed price follows a survey of your roof.
| Option | Guide price inc VAT | Ex VAT |
|---|---|---|
| Barrel-vault or modular glass rooflight | £3,595 – £8,395 | £2,995 – £6,995 |
| Commercial flat-glass rooflight Typical | £1,795 – £3,595 | £1,495 – £2,995 |
| Dome or in-plane sheet replacement | £1,075 – £1,795 | £895 – £1,495 |
What happens next
- Send the details. Postcode, rough size and a photo of the roof and room.
- 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.
- Installation day. Usually one day into a prepared opening, longer for new openings.
Commercial & industrial rooflights near Sidcup
More we do in Sidcup
Common questions
Do you work out of hours?
For occupied buildings we can plan phased or out-of-hours working where access allows.
Do you supply O&M information?
Yes — product data, manufacturer warranties and maintenance notes are handed over at completion.
Can you replace old warehouse rooflight sheets?
Yes. We match the roof profile, replace discoloured or damaged sheets and plan safe access while the building stays in use.
How do I book a survey in Sidcup?
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 commercial & industrial rooflights in Sidcup?
Yes. We survey and fit commercial & industrial rooflights in Sidcup and across Greater London. Send your postcode and we will offer a survey date when we reply.
