Opening roof lanterns in Seaford
We supply opening roof lanterns to Seaford (BN25) and the rest of East Sussex: sized in millimetres to your upstand, priced up front and delivered on pallets. Fitting can be quoted separately if you need it.
Price an opening roof lantern for Seaford
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Opening roof lanterns for Seaford homes
Electric opening vents to let warm air out at the highest point of the room.
In midsummer the noon sun stands about 62.7° high over Seaford, so roof glazing gets the full strength of it. That is why solar-control glass is worth considering on larger lanterns here.
- Electric vents at the room's highest point
- Plan the power supply early
- Rain sensor closes it automatically
Delivery and fitting in Seaford
We confirm the delivery cost and date for BN25 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 Seaford before quoting.
Delivery to BN25 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Opening roof lantern prices for Seaford
Guide prices for common opening roof lantern sizes, including VAT, supply only:
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1000 × 1500 mm | 1.50 m² | £1,990–£2,190£1,658 ex VAT from | Configure |
| 1000 × 2000 mm | 2.00 m² | £2,190–£2,490£1,825 ex VAT from | Configure |
| 2000 × 3000 mm | 6.00 m² | £3,890–£4,390£3,242 ex VAT from | Configure |
| 2000 × 4000 mm | 8.00 m² | £4,790–£5,490£3,992 ex VAT from | Configure |
Guide prices include VAT at 20%, supply only, aluminium with self-cleaning double glazing in a stock colour, including one electric vent. Your fixed price is confirmed in writing on your quote before you order.
Planning and building regulations for Seaford
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 Seaford 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 Seaford
Does an opening vent let insects in?
When open, yes, as with any window. Some ranges offer fly screens.
Can a vent be added later?
Usually not to an existing fixed lantern. Decide before ordering.
Is it worth having solar-control glass in Seaford?
With the midsummer sun about 62.7° high at noon, roof glass in Seaford gets strong summer sun. Solar control is recommended for large or south-facing lanterns.
Do I need planning permission for a roof lantern in Seaford?
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.