Roof lanterns in Truro

Daylight in Truro

At 50.27°N, Truro sees roughly 8h 02m of daylight in late December and 16h 25m 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 Truro

Delivery to TR1 is quoted for your postcode and arrives on pallets at the kerbside, so plan enough people to unload.

If you would like us to fit it, we will check fitting cover for TR1 and quote a fixed price after seeing photos or surveying.

Delivery to TR1 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.

Guide prices for Truro

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 Truro

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 Truro 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 Truro