Anthracite grey roof lanterns in Penzance
Choosing an anthracite grey roof lantern for a house in Penzance? Start with the guide prices below, check the planning and building regulations notes for England, then ask for a fixed quote with delivery to TR18.
Price an anthracite grey roof lantern for Penzance
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Anthracite grey roof lanterns for Penzance homes
RAL 7016 anthracite grey, a widely chosen colour to match grey doors and windows.
Winter daylight in Penzance lasts about 8h 03m, against 16h 23m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Usually no surcharge as a stock colour
- White inside to keep ceilings bright
- RAL 7016, widely chosen for grey extensions
Delivery and fitting in Penzance
Your quote includes delivery to Penzance at a confirmed price, usually to the kerbside or driveway on pallets.
If you would like us to fit it, we will check fitting cover for TR18 and quote a fixed price after seeing photos or surveying.
Delivery to TR18 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Anthracite grey roof lantern prices for Penzance
Typical guide prices for anthracite grey roof lanterns, supply only and including VAT:
| Kerb size | Roof area | Guide price | 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 |
| 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 anthracite grey. Your fixed price is confirmed in writing on your quote before you order.
Planning and building regulations for Penzance
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 Penzance 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 Penzance
Can the inside be a different grey?
Yes. Any combination is possible on most aluminium ranges; non-stock colours carry a small surcharge.
Does anthracite show dirt?
Less than white. Dust and pollen are more visible on dark gloss finishes, which is why most grey lanterns use a matt or textured finish.
Do you deliver roof lanterns to Penzance?
Yes. Delivery to Penzance (TR18) is quoted for your exact postcode and confirmed in writing on your quote, together with the lead time.
Is it worth having solar-control glass in Penzance?
With the midsummer sun about 63.3° high at noon, roof glass in Penzance gets strong summer sun. Solar control is recommended for large or south-facing lanterns.