Contemporary roof lanterns in Portsmouth
Order contemporary roof lanterns for delivery to Portsmouth and nearby Gosport and Fareham. Every lantern is checked against your measurements before it is ordered, and the price on your quote is fixed for the specification shown; any extra work is agreed with you first.
Price a contemporary roof lantern for Portsmouth
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Contemporary roof lanterns for Portsmouth homes
Slim frames, fewer bars and a lower profile for a cleaner view of the sky.
Winter daylight in Portsmouth lasts about 7h 57m, against 16h 31m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Lower profile from the garden
- Slim frames and fewer glazing bars
- Larger glass units between bars
Delivery and fitting in Portsmouth
Your quote includes delivery to Portsmouth 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 PO1 and quote a fixed price after seeing photos or surveying.
Delivery to PO1 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Contemporary roof lantern prices for Portsmouth
Guide prices for common contemporary roof lantern sizes, including VAT, supply only:
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1000 × 1500 mm | 1.50 m² | £1,395–£1,695£1,162 ex VAT from | Configure |
| 1000 × 2000 mm | 2.00 m² | £1,695–£1,995£1,412 ex VAT from | Configure |
| 2000 × 3000 mm | 6.00 m² | £3,495–£4,095£2,912 ex VAT from | Configure |
| 2000 × 4000 mm | 8.00 m² | £4,395–£5,095£3,662 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 Portsmouth
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 Portsmouth 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 Portsmouth
Are contemporary lanterns weaker?
They are engineered for the sizes they are sold in. That is exactly why their maximum sizes are often smaller: the frame is slimmer, so each range has its own limits.
Do contemporary lanterns cost more?
Usually a little more per size than a standard range, because the bigger glass units cost more to make and handle.
Is it worth having solar-control glass in Portsmouth?
With the midsummer sun about 62.6° high at noon, roof glass in Portsmouth gets strong summer sun. Solar control is recommended for large or south-facing lanterns.
Can you fit a roof lantern in Portsmouth?
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.