Large roof lanterns in Stowmarket
Looking for a large roof lantern in Stowmarket? We price it to your kerb size, confirm the fixed price in writing and deliver to IP14 and the surrounding postcodes, ready for your builder to fit or for us to quote fitting.
Price a large roof lantern for Stowmarket
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Large roof lanterns for Stowmarket homes
Lanterns of three metres and more for open-plan extensions, with intermediate rafters.
Winter daylight in Stowmarket lasts about 7h 42m, against 16h 46m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Approximate weight given with your quote
- Intermediate rafters carry the larger glass
- Lengths from about three to six metres
Delivery and fitting in Stowmarket
Your quote includes delivery to Stowmarket 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 IP14 and quote a fixed price after seeing photos or surveying.
Delivery to IP14 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Large roof lantern prices for Stowmarket
What large roof lanterns cost in common sizes (guide, inc VAT, supply only):
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1500 × 3000 mm | 4.50 m² | £2,595–£2,995£2,162 ex VAT from | Configure |
| 2000 × 4000 mm | 8.00 m² | £4,095–£4,795£3,412 ex VAT from | Configure |
| 2500 × 4000 mm | 10.00 m² | £4,895–£5,695£4,079 ex VAT from | Configure |
| 3000 × 4000 mm | 12.00 m² | £5,695–£6,595£4,746 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 Stowmarket
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 Stowmarket 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 Stowmarket
Does a large lantern need structural calculations?
The roof structure around it usually does. Your engineer or building control body will want the lantern's weight and the opening size.
Do large lanterns overheat a room?
A large area of south-facing glass can make a room warm on sunny days. Solar-control glass, an opening vent and good background ventilation all help. Our guide on overheating explains the options.
Do you deliver roof lanterns to Stowmarket?
Yes. Delivery to Stowmarket (IP14) is quoted for your exact postcode and confirmed in writing on your quote, together with the lead time.
Can you fit a roof lantern in Stowmarket?
We can quote for fitting where we have cover. Send your postcode and photos of the roof and kerb, and we will confirm before quoting.