Opening roof lanterns in Chesterfield
Looking for an opening roof lantern in Chesterfield? We price it to your kerb size, confirm the fixed price in writing and deliver to S40 and the surrounding postcodes, ready for your builder to fit or for us to quote fitting.
Price an opening roof lantern for Chesterfield
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Opening roof lanterns for Chesterfield homes
Electric opening vents to let warm air out at the highest point of the room.
In midsummer the noon sun stands about 60.2° high over Chesterfield, so roof glazing gets the full strength of it. That is why solar-control glass is worth considering on larger lanterns here.
- One or two vents depending on size
- Rain sensor closes it automatically
- Helps keep kitchens cool in summer
Delivery and fitting in Chesterfield
We confirm the delivery cost and date for S40 on your quote. Lanterns arrive palletised, with the glass packed separately.
Need it fitted? Send your postcode and we will confirm whether we have fitting cover in Chesterfield before quoting.
Delivery to S40 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Opening roof lantern prices for Chesterfield
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 |
| 1500 × 2500 mm | 3.75 m² | £2,990–£3,390£2,492 ex VAT from | Configure |
| 2000 × 3000 mm | 6.00 m² | £3,890–£4,390£3,242 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 Chesterfield
England's Approved Document L caps the U-value of new or replacement rooflights in existing homes at 2.2 W/m²K, calculated with the glass horizontal.
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 Chesterfield 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 Chesterfield
Does an opening vent let insects in?
When open, yes, as with any window. Some ranges offer fly screens.
Can a vent be added later?
Usually not to an existing fixed lantern. Decide before ordering.
Is it worth having solar-control glass in Chesterfield?
With the midsummer sun about 60.2° high at noon, roof glass in Chesterfield gets strong summer sun. Solar control is recommended for large or south-facing lanterns.
Who checks building regulations for a lantern in Chesterfield?
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.