Opening roof lanterns in Frome
Buy opening roof lanterns for homes in Frome and across Somerset. Choose a standard size or have one made to your kerb, see a guide price straight away, then get a fixed written quote with delivery to your BA11 address.
Price an opening roof lantern for Frome
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Opening roof lanterns for Frome homes
Electric opening vents to let warm air out at the highest point of the room.
At 51.23°N, Frome sees roughly 7h 52m of daylight in late December and 16h 35m in late June. A lantern faces the bright overhead sky all year, so it brings in useful light even on the short, grey days.
- Helps keep kitchens cool in summer
- Rain sensor closes it automatically
- One or two vents depending on size
Delivery and fitting in Frome
Your quote includes delivery to Frome at a confirmed price, usually to the kerbside or driveway on pallets.
Fitting in Frome can be quoted on request by installers working under S&K, subject to cover for your postcode.
Delivery to BA11 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Opening roof lantern prices for Frome
Typical guide prices for opening roof lanterns, supply only and including VAT:
| 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 |
| 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 Frome
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 Frome 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 Frome
Can a vent be added later?
Usually not to an existing fixed lantern. Decide before ordering.
What happens if it rains while the vent is open?
With a rain sensor the vent closes automatically. Without one it stays where you left it, so a sensor is worth having.
Who checks building regulations for a lantern in Frome?
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.
Is it worth having solar-control glass in Frome?
With the midsummer sun about 62.2° high at noon, roof glass in Frome gets strong summer sun. Solar control is recommended for large or south-facing lanterns.