Aluminium roof lanterns in St Helens
Whether your St Helens extension is still on paper or the roof is already on, we can price an aluminium roof lantern to suit it. Standard sizes cost less and arrive sooner; made-to-measure fits a kerb that is already built.
Price an aluminium roof lantern for St Helens
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Aluminium roof lanterns for St Helens homes
Slim, strong, thermally broken frames in powder-coated colours.
Winter daylight in St Helens lasts about 7h 29m, against 17h 02m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Larger sizes than uPVC can reach
- Durable powder-coated finish
- Won't rot, warp or need painting
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.
Need it fitted? Send your postcode and we will confirm whether we have fitting cover in St Helens before quoting.
Delivery to WA10 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Aluminium roof lantern prices for St Helens
Guide prices for common aluminium roof lantern sizes, including VAT, supply only:
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1000 × 1500 mm | 1.50 m² | £1,295–£1,495£1,079 ex VAT from | 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 |
| 2000 × 4000 mm | 8.00 m² | £4,095–£4,795£3,412 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 St Helens
For homes in England, a new or replacement rooflight should achieve a U-value of 2.2 W/m²K or better in the horizontal position, under Approved Document L.
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 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
Will the colour fade?
Polyester powder coatings are designed for outdoor use and hold their colour well. Coastal sites benefit from occasional washing to remove salt deposits.
Is aluminium recyclable?
Yes, aluminium can be recycled repeatedly. Ask your local waste site about the glass and seals, which are handled separately.
Do you deliver roof lanterns to St Helens?
Yes. Delivery to St Helens (WA10) 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 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.