Large roof lanterns in Oxford
Buy large roof lanterns for homes in Oxford and across Oxfordshire. 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 OX1 address.
Price a large roof lantern for Oxford
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Large roof lanterns for Oxford homes
Lanterns of three metres and more for open-plan extensions, with intermediate rafters.
At 51.75°N, Oxford sees roughly 7h 47m of daylight in late December and 16h 41m in late June. A lantern faces the bright overhead sky all year, so it brings in useful light even on the short, grey days.
- Delivered as a frame kit with glass
- Fitting can be quoted on request
- Intermediate rafters carry the larger glass
Delivery and fitting in Oxford
We confirm the delivery cost and date for OX1 on your quote. Lanterns arrive palletised, with the glass packed separately.
Need it fitted? Send your postcode and we will confirm whether we have fitting cover in Oxford before quoting.
Delivery to OX1 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Large roof lantern prices for Oxford
Guide prices for common large roof lantern sizes, including VAT, supply only:
| 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 |
| 2500 × 4000 mm | 10.00 m² | £4,895–£5,695£4,079 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 Oxford
In England, building regulations energy guidance sets a limiting U-value of 2.2 W/m²K for new and replacement rooflights in existing homes, measured horizontally.
Planning-wise, a lantern on a new extension is judged as part of that extension, while one added to an existing roof can fall outside permitted development if it stands more than 150 mm proud.
Building regulations in Oxford are checked by your local authority building control team or a registered building control approver. Replacing a rooflight in an existing home is building work. Installers registered with a competent person scheme can self-certify; otherwise building control must be involved.
Sources: Approved Document L, GOV.UK · Planning Portal
Questions from Oxford
Does a large lantern need structural calculations?
The roof structure around it usually does. Your engineer or building control body will want the lantern's weight and the opening size.
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 Oxford?
Often not, but it depends on the roof, the property and whether it is listed or in a conservation area. Check with your district, borough or unitary council before ordering.
Do you deliver roof lanterns to Oxford?
Yes. Delivery to Oxford (OX1) is quoted for your exact postcode and confirmed in writing on your quote, together with the lead time.