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England · Replacement

Replacement roof lanterns in County Durham

Buy replacement roof lanterns for homes and building projects anywhere in County Durham. See guide prices below, then get a fixed written quote for your size, glass and colours.

AreaCounty Durham
NationEngland
Towns listed12
Guide price from£1,295

Get a price in County Durham

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Choosing replacement roof lanterns in County Durham

Swap a tired, leaking or polycarbonate lantern for modern double glazing.

Across County Durham, the shortest day brings around 7h 13m of daylight and the midsummer sun reaches about 58.7° at noon. A lantern collects light from the bright overhead sky all year, and the right glass keeps the long summer days comfortable.

  • Often a one-day swap on a sound kerb
  • Replace old polycarbonate with glass
  • Energy standards for replacements explained
  • Supply only or a fitting quote

Delivery and fitting in County Durham

Delivery to mainland addresses here is quoted for your postcode and confirmed in writing before you order.

Fitting can be quoted where we have cover; send your postcode and photos of the roof and kerb and we will confirm before quoting.

Replacement roof lantern prices

Guide prices for common replacement roof lantern sizes, including VAT, supply only:

Replacement roof lantern prices
Kerb sizeRoof areaGuide priceConfigure
1000 × 1500 mm1.50 m²£1,295–£1,495£1,079 ex VAT fromConfigure
1000 × 2000 mm2.00 m²£1,495–£1,795£1,246 ex VAT fromConfigure
1500 × 2000 mm3.00 m²£1,995–£2,295£1,662 ex VAT fromConfigure
1500 × 2500 mm3.75 m²£2,295–£2,695£1,912 ex VAT fromConfigure
2000 × 3000 mm6.00 m²£3,195–£3,695£2,662 ex VAT fromConfigure
2000 × 4000 mm8.00 m²£4,095–£4,795£3,412 ex VAT fromConfigure

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 in County Durham

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.

Planning-wise, a lantern on a new extension is judged as part of that extension, while one added to an existing roof can fall outside permitted development if it stands more than 150 mm proud.

Building regulations 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

Replacement roof lanterns in County Durham: questions

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.

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 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.

How quickly can I get a roof lantern in County Durham?

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 County Durham.

Fixed price in writing

Know the price before you order.

Configure your lantern for a guide price, then get a fixed written quote with delivery to your postcode.

CallPrice my lantern