Large roof lanterns in Hornchurch
Planning an extension in Hornchurch? 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 Hornchurch
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Large roof lanterns for Hornchurch homes
Lanterns of three metres and more for open-plan extensions, with intermediate rafters.
In midsummer the noon sun stands about 61.9° high over Hornchurch, so roof glazing gets the full strength of it. That is why solar-control glass is worth considering on larger lanterns here.
- Intermediate rafters carry the larger glass
- Lengths from about three to six metres
- Delivered as a frame kit with glass
Delivery and fitting in Hornchurch
We confirm the delivery cost and date for RM11 on your quote. Lanterns arrive palletised, with the glass packed separately.
If you would like us to fit it, we will check fitting cover for RM11 and quote a fixed price after seeing photos or surveying.
Delivery to RM11 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Large roof lantern prices for Hornchurch
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 |
| 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 Hornchurch
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.
On a permitted development extension the lantern counts towards the extension's height; on an existing roof, a rooflight projecting more than 150 mm may need planning permission.
Building regulations in Hornchurch 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 Hornchurch
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.
How quickly can I get a roof lantern in Hornchurch?
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 RM11.
Who checks building regulations for a lantern in Hornchurch?
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.