Large roof lanterns in Castlereagh
Buy large roof lanterns for homes in Castlereagh and across County Down. Choose a standard size or have one made to your kerb, see a guide price straight away, then get a fixed written quote with delivery to your BT5 address.
Price a large roof lantern for Castlereagh
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Large roof lanterns for Castlereagh homes
Lanterns of three metres and more for open-plan extensions, with intermediate rafters.
At 54.57°N, Castlereagh sees roughly 7h 15m of daylight in late December and 17h 16m in late June. A lantern faces the bright overhead sky all year, so it brings in useful light even on the short, grey days.
- Lengths from about three to six metres
- Fitting can be quoted on request
- Intermediate rafters carry the larger glass
Delivery and fitting in Castlereagh
Delivery to BT5 is quoted for your postcode and arrives on pallets at the kerbside, so plan enough people to unload.
If you would like us to fit it, we will check fitting cover for BT5 and quote a fixed price after seeing photos or surveying.
Delivery to Northern Ireland is by arrangement: we confirm the carrier, any sea-freight charge and the date on your quote before you order.
Large roof lantern prices for Castlereagh
Typical guide prices for large roof lanterns, supply only and including VAT:
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1500 × 3000 mm | 4.50 m² | £2,595–£2,995£2,162 ex VAT from | Configure |
| 2000 × 3000 mm | 6.00 m² | £3,195–£3,695£2,662 ex VAT from | Configure |
| 2000 × 4000 mm | 8.00 m² | £4,095–£4,795£3,412 ex VAT from | Configure |
| 3000 × 4000 mm | 12.00 m² | £5,695–£6,595£4,746 ex VAT from | Configure |
Guide prices include VAT at 20%, supply only, aluminium with self-cleaning double glazing in a stock colour. Your fixed price is confirmed in writing on your quote before you order.
Planning and building regulations for Castlereagh
Northern Ireland has its own building regulations, with energy standards for homes set in Technical Booklet F1.
Check Northern Ireland's permitted development rules with your district council, especially for listed buildings and conservation areas.
Building regulations in Castlereagh are checked by your district council's building control service. Replacement and new rooflights are controlled work in most cases. Your council's building control service will confirm whether an application is needed.
Sources: Building Regulations, Department of Finance NI · Planning permission: when to apply, nidirect
Questions from Castlereagh
How is a large lantern delivered?
On pallets, usually with the frame and glass packed separately. The heaviest single item is normally a glass unit, which needs two or more people to lift safely.
What is the biggest roof lantern you can supply?
It depends on the range. Some go to about 6 m by 4 m with intermediate rafters. Send us your kerb size and we will confirm what can be made.
Do I need planning permission for a roof lantern in Castlereagh?
Often not, but it depends on the roof, the property and whether it is listed or in a conservation area. Check with your district council before ordering.
How quickly can I get a roof lantern in Castlereagh?
Stock sizes are typically ready in 5–10 working days, made-to-measure in 3–4 weeks, plus delivery. Your quote gives the date for BT5.