Replacement roof lanterns in Coulsdon
Planning an extension in Coulsdon? A replacement 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 replacement roof lantern for Coulsdon
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Replacement roof lanterns for Coulsdon homes
Swap a tired, leaking or polycarbonate lantern for modern double glazing.
In midsummer the noon sun stands about 62.1° high over Coulsdon, so roof glazing gets the full strength of it. That is why solar-control glass is worth considering on larger lanterns here.
- Warmer, quieter, brighter
- Reuse the kerb if sound and to size
- Energy standards for replacements explained
Delivery and fitting in Coulsdon
Delivery to CR5 is quoted for your postcode and arrives on pallets at the kerbside, so plan enough people to unload.
If you would like us to fit it, we will check fitting cover for CR5 and quote a fixed price after seeing photos or surveying.
Delivery to CR5 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Replacement roof lantern prices for Coulsdon
What replacement roof lanterns cost in common sizes (guide, inc VAT, supply only):
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1000 × 1500 mm | 1.50 m² | £1,295–£1,495£1,079 ex VAT from | Configure |
| 1000 × 2000 mm | 2.00 m² | £1,495–£1,795£1,246 ex VAT from | 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 |
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 Coulsdon
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.
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 Coulsdon 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 Coulsdon
How long does replacement take on site?
For a like-for-like swap on a sound kerb, often a day. Kerb or roof repairs add time.
Can I replace polycarbonate panels with glass?
Usually not in the old frame: glass is much heavier than polycarbonate and the frame was not designed for it. Replacing the whole lantern is the safer route.
Do you deliver roof lanterns to Coulsdon?
Yes. Delivery to Coulsdon (CR5) is quoted for your exact postcode and confirmed in writing on your quote, together with the lead time.
Is it worth having solar-control glass in Coulsdon?
With the midsummer sun about 62.1° high at noon, roof glass in Coulsdon gets strong summer sun. Solar control is recommended for large or south-facing lanterns.