Flat rooflights in Seaford
Buy flat rooflights for homes in Seaford and across East Sussex. 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 BN25 address.
Price a flat rooflight for Seaford
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Flat rooflights for Seaford homes
A single near-flat pane on an upstand: minimal, low and discreet.
Winter daylight in Seaford lasts about 7h 57m, against 16h 30m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Sized to your upstand
- Single glazed unit with a slight fall
- Very low profile from outside
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.
If you would like us to fit it, we will check fitting cover for BN25 and quote a fixed price after seeing photos or surveying.
Delivery to BN25 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Flat rooflight prices for Seaford
Typical guide prices for flat rooflights, supply only and including VAT:
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1000 × 1000 mm | 1.00 m² | £595–£695£496 ex VAT from | Configure |
| 1200 × 1200 mm | 1.44 m² | £695–£845£579 ex VAT from | Configure |
| 1000 × 1500 mm | 1.50 m² | £695–£845£579 ex VAT from | Configure |
| 1000 × 2000 mm | 2.00 m² | £845–£995£704 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 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
Can a flat rooflight open?
Some ranges offer electric opening versions. Ask for availability for your size.
Can I walk on a flat rooflight?
Only if it is a walk-on rooflight designed for foot traffic. Standard rooflights are not designed to be walked on.
Can you fit a roof lantern in Seaford?
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.
How quickly can I get a roof lantern in Seaford?
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 BN25.