Traditional roof lanterns in Seaham
Whether your Seaham extension is still on paper or the roof is already on, we can price a traditional roof lantern to suit it. Standard sizes cost less and arrive sooner; made-to-measure fits a kerb that is already built.
Price a traditional roof lantern for Seaham
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Traditional roof lanterns for Seaham homes
Victorian-style detailing with ridge cresting and finials for period homes.
On the shortest day Seaham gets about 7h 12m of daylight, with the sun only 11.7° above the horizon at noon. Light from the sky overhead is the brightest available in winter, which is exactly what a roof lantern collects.
- Classic white or heritage colours
- Decorative ridge cresting and finials
- Specification sheets for consent applications
Delivery and fitting in Seaham
Your quote includes delivery to Seaham at a confirmed price, usually to the kerbside or driveway on pallets.
Fitting in Seaham can be quoted on request by installers working under S&K, subject to cover for your postcode.
Delivery to SR7 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Traditional roof lantern prices for Seaham
What traditional roof lanterns cost in common sizes (guide, inc VAT, supply only):
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1000 × 1500 mm | 1.50 m² | £1,495–£1,795£1,246 ex VAT from | Configure |
| 1000 × 2000 mm | 2.00 m² | £1,795–£2,095£1,496 ex VAT from | Configure |
| 1500 × 2000 mm | 3.00 m² | £2,295–£2,695£1,912 ex VAT from | Configure |
| 1500 × 2500 mm | 3.75 m² | £2,595–£2,995£2,162 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 Seaham
For homes in England, a new or replacement rooflight should achieve a U-value of 2.2 W/m²K or better in the horizontal position, under Approved Document L.
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 Seaham 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 Seaham
Is a traditional lantern harder to clean?
There are more bars, so there are more edges for dirt to collect along. Self-cleaning glass helps, but a gentle rinse once or twice a year is still worthwhile.
Can I have cresting without finials, or the other way round?
Usually yes. Ranges treat cresting and finials as options. Tell us what you want and the quote will list each item.
Is it worth having solar-control glass in Seaham?
With the midsummer sun about 58.6° high at noon, roof glass in Seaham gets strong summer sun. Solar control is recommended for large or south-facing lanterns.
How quickly can I get a roof lantern in Seaham?
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 SR7.