Rectangular roof lanterns in Keighley
From a small lantern over a hallway to a long one above a kitchen island, we quote rectangular roof lanterns for Keighley homes to the exact kerb size, with glass and colour choices set out clearly before you commit.
Price a rectangular roof lantern for Keighley
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Rectangular roof lanterns for Keighley homes
The classic double-hipped lantern: a ridge, four sloping sides and the most size choice.
At 53.87°N, Keighley sees roughly 7h 24m of daylight in late December and 17h 07m in late June. A lantern faces the bright overhead sky all year, so it brings in useful light even on the short, grey days.
- The most size options of any lantern shape
- Standard sizes or made to your kerb
- Ridge along the long axis, four glazed slopes
Delivery and fitting in Keighley
We confirm the delivery cost and date for BD21 on your quote. Lanterns arrive palletised, with the glass packed separately.
Fitting in Keighley can be quoted on request by installers working under S&K, subject to cover for your postcode.
Delivery to BD21 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Rectangular roof lantern prices for Keighley
Guide prices for common rectangular 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 Keighley
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.
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 Keighley 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 Keighley
What is the most common rectangular roof lantern size?
Sizes of 1000 × 2000 mm and 1500 × 2500 mm are common standard sizes for kitchen and dining extensions, but the right size is the one that matches your kerb. If your kerb is not built yet, our sizes guide helps you pick a standard size first.
Does a longer lantern need extra support?
Long lanterns use intermediate rafters inside the lantern itself. The roof structure around the opening must be designed to carry the lantern's weight; your builder or engineer sizes the trimmers.
Is it worth having solar-control glass in Keighley?
With the midsummer sun about 59.6° high at noon, roof glass in Keighley gets strong summer sun. Solar control is recommended for large or south-facing lanterns.
Who checks building regulations for a lantern in Keighley?
Your local authority building control team or a registered building control approver. For a lantern in a new extension it forms part of the extension's approval; replacements in existing homes have their own rules.