Commercial & industrial rooflights in Bangor, Gwynedd: what is involved?
For Bangor, Gwynedd homes and buildings we offer commercial & industrial rooflights: rooflights for warehouses, schools, offices and retail units. We measure first, specify to the opening and confirm any planning or building-control points before quoting.
Wales sees a lot of wind-driven rain, particularly in the west, so upstand height and flashing laps matter more than anywhere. Think of commercial & industrial rooflights for warehouses, schools, offices and retail units.
We cover all of Bangor, Gwynedd and the LL57 district, and nearby Llangefni and Caernarfon.
Choices for your Bangor, Gwynedd project
- Modular glass rooflights
- Polycarbonate domes
- Continuous barrel-vault rooflights
- GRP or polycarbonate in-plane rooflight sheets
- Mesh or grilles under fragile areas
- Planned around working sites
- Barrel vaults, ridge lights and modular glass
What to check first
- Fire performance of rooflight materials matters near boundaries
- Non-fragility classification should be confirmed for new products
Regulations for commercial & industrial rooflights in Bangor, Gwynedd
For non-domestic buildings, planning depends on the building and its location; building regulations cover thermal performance and the fire classification of rooflights near boundaries. Product data for building control is supplied with every quote.
For non-domestic buildings in Wales, Approved Document L sets limiting U-values for rooflights and roof ventilators; we supply the manufacturer's data for the building control submission. Fire classification of rooflight materials near boundaries is checked at specification.
See our building regulations guide for U-values, glazing limits and self-certification.
What do commercial & industrial rooflights cost in Bangor, Gwynedd?
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
- Tell us what you have. Send the LL57 postcode, a rough size and a couple of photos.
- Measure and check. A surveyor visits Bangor, Gwynedd, measures and checks structure and access.
- Agree the quote. You approve the specification and price before anything is ordered.
- Fit and make good. We fit, seal, test and finish the reveal, then hand over the paperwork.
Commercial & industrial rooflights near Bangor, Gwynedd
Other services in Bangor, Gwynedd
Common questions
Can rooflights double as smoke vents?
Some units are certified smoke ventilators. See our smoke-vent rooflights page.
Are old rooflights a safety risk?
Older plastic rooflight sheets can become brittle. Anyone working on the roof must treat them as fragile unless proven otherwise.
Can you quote from drawings?
Yes, with a site survey to confirm.
Can you work alongside my builder in Bangor, Gwynedd?
Yes. On new extensions we fit once the opening and upstand are ready and coordinate dates with your builder.
Do you fit commercial & industrial rooflights in Bangor, Gwynedd?
Yes. We survey and fit commercial & industrial rooflights in Bangor, Gwynedd and across Gwynedd. Send your postcode and we will offer a survey date when we reply.
