Roof lanterns in Streatham

Daylight in Streatham

On the shortest day Streatham 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 Streatham

Your quote includes delivery to Streatham at a confirmed price, usually to the kerbside or driveway on pallets.

Fitting in Streatham can be quoted on request by installers working under S&K, subject to cover for your postcode.

Delivery to SW16 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.

Guide prices for Streatham

Rectangular aluminium lanterns, supply only, including VAT:

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 Streatham

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.

Lanterns on permitted development extensions are part of the extension's height limits. Adding one to an existing roof is different: over 150 mm of projection can mean a planning application.

Building regulations in Streatham 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 Streatham