Replacement roof lanterns in Sandown
From a small lantern over a hallway to a long one above a kitchen island, we quote replacement roof lanterns for Sandown homes to the exact kerb size, with glass and colour choices set out clearly before you commit.
Price a replacement roof lantern for Sandown
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Replacement roof lanterns for Sandown homes
Swap a tired, leaking or polycarbonate lantern for modern double glazing.
On the shortest day Sandown gets about 7h 58m of daylight, with the sun only 15.9° above the horizon at noon. Light from the sky overhead is the brightest available in winter, which is exactly what a roof lantern collects.
- Replace old polycarbonate with glass
- Warmer, quieter, brighter
- Energy standards for replacements explained
Delivery and fitting in Sandown
Your quote includes delivery to Sandown at a confirmed price, usually to the kerbside or driveway on pallets.
Fitting in Sandown can be quoted on request by installers working under S&K, subject to cover for your postcode.
Delivery to PO36 is by arrangement, as it falls in a Highlands, islands or remote postcode district. We confirm the cost and date on your quote before you order.
Replacement roof lantern prices for Sandown
Guide prices for common replacement roof lantern sizes, including VAT, supply only:
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1500 × 2000 mm | 3.00 m² | £1,995–£2,295£1,662 ex VAT from | Configure |
| 1500 × 2500 mm | 3.75 m² | £2,295–£2,695£1,912 ex VAT from | 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 |
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 Sandown
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 Sandown 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 Sandown
Will a new lantern be warmer?
A modern double glazed lantern with a thermally broken frame loses far less heat than polycarbonate.
My old lantern leaks. Is it the lantern or the roof?
Often the roof or kerb detailing. A survey or close inspection will tell. If the lantern is the problem, replacing it is usually better value than repairing old polycarbonate.
Can you fit a roof lantern in Sandown?
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.
Do you deliver roof lanterns to Sandown?
Yes. Delivery to Sandown (PO36) is quoted for your exact postcode and confirmed in writing on your quote, together with the lead time.