Roof Lanterns in Eltham (SE9) | Buy Roof Lanterns

Roof lanterns in Eltham

Whether your Eltham extension is still on paper or the roof is already on, we can price a roof lantern to suit it. Standard sizes cost less and arrive sooner; made-to-measure fits a kerb that is already built.

Postcode districtSE9

AreaGreater London

Shortest-day daylight7h 50m

Midsummer noon sun62.0°

Daylight in Eltham

At 51.45°N, Eltham sees roughly 7h 50m of daylight in late December and 16h 38m in late June. A lantern faces the bright overhead sky all year, so it brings in useful light even on the short, grey days.

Delivery and fitting in Eltham

Delivery to SE9 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 Eltham before quoting.

Delivery to SE9 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.

Guide prices for Eltham

Rectangular aluminium lanterns, supply only, including VAT:

Guide prices for Eltham
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
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

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 Eltham

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 Eltham 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 Eltham

Who checks building regulations for a lantern in Eltham?

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.

Is it worth having solar-control glass in Eltham?

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

Do I need planning permission for a roof lantern in Eltham?

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.

How quickly can I get a roof lantern in Eltham?

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 SE9.