uPVC roof lanterns in Gainsborough
From a small lantern over a hallway to a long one above a kitchen island, we quote uPVC roof lanterns for Gainsborough homes to the exact kerb size, with glass and colour choices set out clearly before you commit.
Price a uPVC roof lantern for Gainsborough
Postcode and kerb size first, then your details. We reply with a fixed written quote.
uPVC roof lanterns for Gainsborough homes
A lower-cost lantern with white uPVC frames for smaller openings.
On the shortest day Gainsborough gets about 7h 29m of daylight, with the sun only 13.2° above the horizon at noon. Light from the sky overhead is the brightest available in winter, which is exactly what a roof lantern collects.
- A sensible choice for budget projects
- Double glazed units as standard
- White uPVC frames
Delivery and fitting in Gainsborough
We confirm the delivery cost and date for DN21 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 DN21 and quote a fixed price after seeing photos or surveying.
Delivery to DN21 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
uPVC roof lantern prices for Gainsborough
What uPVC roof lanterns cost in common sizes (guide, inc VAT, supply only):
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1000 × 1000 mm | 1.00 m² | £845–£995£704 ex VAT from | Configure |
| 1200 × 1200 mm | 1.44 m² | £995–£1,195£829 ex VAT from | Configure |
| 1000 × 1500 mm | 1.50 m² | £1,045–£1,295£871 ex VAT from | Configure |
| 1000 × 2000 mm | 2.00 m² | £1,195–£1,395£996 ex VAT from | Configure |
Guide prices include VAT at 20%, supply only, uPVC 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 Gainsborough
England's Approved Document L caps the U-value of new or replacement rooflights in existing homes at 2.2 W/m²K, calculated with the glass horizontal.
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 in Gainsborough 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 Gainsborough
Is uPVC heavier?
Weight is dominated by the glass, so the difference is small.
Will white uPVC yellow over time?
Modern uPVC profiles are UV-stabilised and should stay white with normal cleaning. Very old lanterns, especially with polycarbonate panels, are the ones that discolour.
Is it worth having solar-control glass in Gainsborough?
With the midsummer sun about 60.1° high at noon, roof glass in Gainsborough gets strong summer sun. Solar control is recommended for large or south-facing lanterns.
Do I need planning permission for a roof lantern in Gainsborough?
Often not, but it depends on the roof, the property and whether it is listed or in a conservation area. Check with your district, borough or unitary council before ordering.