Anthracite grey roof lanterns in St Helens
From a small lantern over a hallway to a long one above a kitchen island, we quote anthracite grey roof lanterns for St Helens homes to the exact kerb size, with glass and colour choices set out clearly before you commit.
Price an anthracite grey roof lantern for St Helens
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Anthracite grey roof lanterns for St Helens homes
RAL 7016 anthracite grey, a widely chosen colour to match grey doors and windows.
At 53.45°N, St Helens sees roughly 7h 29m of daylight in late December and 17h 02m in late June. A lantern faces the bright overhead sky all year, so it brings in useful light even on the short, grey days.
- RAL 7016, widely chosen for grey extensions
- Any other RAL grey on request
- Usually no surcharge as a stock colour
Delivery and fitting in St Helens
Your quote includes delivery to St Helens at a confirmed price, usually to the kerbside or driveway on pallets.
Fitting in St Helens can be quoted on request by installers working under S&K, subject to cover for your postcode.
Delivery to WA10 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Anthracite grey roof lantern prices for St Helens
What anthracite grey roof lanterns cost in common sizes (guide, inc VAT, supply only):
| 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 St Helens
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 St Helens 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 St Helens
Can the inside be a different grey?
Yes. Any combination is possible on most aluminium ranges; non-stock colours carry a small surcharge.
Is anthracite grey the same as RAL 7016?
Yes. Some suppliers call it slate grey or charcoal grey, which can cause confusion, so always check the RAL number.
Do I need planning permission for a roof lantern in St Helens?
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.
Is it worth having solar-control glass in St Helens?
With the midsummer sun about 60.0° high at noon, roof glass in St Helens gets strong summer sun. Solar control is recommended for large or south-facing lanterns.