Roof Lanterns in Isleworth (TW7) | Buy Roof Lanterns

Roof lanterns in Isleworth

From a small lantern over a hallway to a long one above a kitchen island, we quote roof lanterns for Isleworth homes to the exact kerb size, with glass and colour choices set out clearly before you commit.

Postcode districtTW7

AreaGreater London

Shortest-day daylight7h 50m

Midsummer noon sun62.0°

Daylight in Isleworth

On the shortest day Isleworth gets about 7h 50m of daylight, with the sun only 15.1° above the horizon at noon. Light from the sky overhead is the brightest available in winter, which is exactly what a roof lantern collects.

Delivery and fitting in Isleworth

Delivery to TW7 is quoted for your postcode and arrives on pallets at the kerbside, so plan enough people to unload.

Need it fitted? Send your postcode and we will confirm whether we have fitting cover in Isleworth before quoting.

Delivery to TW7 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.

Guide prices for Isleworth

Rectangular aluminium lanterns, supply only, including VAT:

Guide prices for Isleworth
Kerb size	Roof area	Guide price	Configure
1200 × 1200 mm	1.44 m²	£1,295–£1,495£1,079 ex VAT from	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

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 Isleworth

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 Isleworth 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

Roof lantern questions from Isleworth

Is it worth having solar-control glass in Isleworth?

With the midsummer sun about 62.0° high at noon, roof glass in Isleworth gets strong summer sun. Solar control is recommended for large or south-facing lanterns.

Who checks building regulations for a lantern in Isleworth?

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.

Can you fit a roof lantern in Isleworth?

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 Isleworth?

Yes. Delivery to Isleworth (TW7) is quoted for your exact postcode and confirmed in writing on your quote, together with the lead time.