Large roof lanterns in Southend-on-Sea
Planning an extension in Southend-on-Sea? A large roof lantern is one of the quickest ways to bring daylight into the middle of the room. Use the configurator for a guide price, then send your kerb size for a fixed quote and delivery date.
Price a large roof lantern for Southend-on-Sea
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Large roof lanterns for Southend-on-Sea homes
Lanterns of three metres and more for open-plan extensions, with intermediate rafters.
Winter daylight in Southend-on-Sea lasts about 7h 49m, against 16h 39m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Delivered as a frame kit with glass
- Intermediate rafters carry the larger glass
- Lengths from about three to six metres
Delivery and fitting in Southend-on-Sea
We confirm the delivery cost and date for SS1 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 Southend-on-Sea before quoting.
Delivery to SS1 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Large roof lantern prices for Southend-on-Sea
What large roof lanterns cost in common sizes (guide, inc VAT, supply only):
| Kerb size | Roof area | Guide price | 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 |
| 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 Southend-on-Sea
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.
Lanterns on permitted development extensions are part of the extension's height limits. Adding one to an existing roof is different: over 150 mm of projection can mean a planning application.
Building regulations in Southend-on-Sea 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 Southend-on-Sea
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.
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.
Can you fit a roof lantern in Southend-on-Sea?
We can quote for fitting where we have cover. Send your postcode and photos of the roof and kerb, and we will confirm before quoting.
Who checks building regulations for a lantern in Southend-on-Sea?
Your local authority building control team or a registered building control approver. For a lantern in a new extension it forms part of the extension's approval; replacements in existing homes have their own rules.