Opening roof lanterns in Mangotsfield
We supply opening roof lanterns to Mangotsfield (BS16) and the rest of Gloucestershire: sized in millimetres to your upstand, priced up front and delivered on pallets. Fitting can be quoted separately if you need it.
Price an opening roof lantern for Mangotsfield
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Opening roof lanterns for Mangotsfield homes
Electric opening vents to let warm air out at the highest point of the room.
Winter daylight in Mangotsfield lasts about 7h 50m, against 16h 38m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Switch or remote control
- One or two vents depending on size
- Plan the power supply early
Delivery and fitting in Mangotsfield
Your quote includes delivery to Mangotsfield 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 BS16 and quote a fixed price after seeing photos or surveying.
Delivery to BS16 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Opening roof lantern prices for Mangotsfield
Guide prices for common opening roof lantern sizes, including VAT, supply only:
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1000 × 1500 mm | 1.50 m² | £1,990–£2,190£1,658 ex VAT from | Configure |
| 1000 × 2000 mm | 2.00 m² | £2,190–£2,490£1,825 ex VAT from | Configure |
| 1500 × 2000 mm | 3.00 m² | £2,690–£2,990£2,242 ex VAT from | Configure |
| 2000 × 4000 mm | 8.00 m² | £4,790–£5,490£3,992 ex VAT from | Configure |
Guide prices include VAT at 20%, supply only, aluminium with self-cleaning double glazing in a stock colour, including one electric vent. Your fixed price is confirmed in writing on your quote before you order.
Planning and building regulations for Mangotsfield
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 Mangotsfield 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 Mangotsfield
Can I have a manual opening vent?
Manual vents are rare on lanterns because they are out of reach. Electric operation is standard.
Can a vent be added later?
Usually not to an existing fixed lantern. Decide before ordering.
Can you fit a roof lantern in Mangotsfield?
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.
Who checks building regulations for a lantern in Mangotsfield?
Your local authority building control team or a registered building control approver. For a lantern in a new extension it forms part of the extension's approval; replacements in existing homes have their own rules.