Flat rooflights in Aylesbury
Whether your Aylesbury extension is still on paper or the roof is already on, we can price a flat rooflight to suit it. Standard sizes cost less and arrive sooner; made-to-measure fits a kerb that is already built.
Price a flat rooflight for Aylesbury
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Flat rooflights for Aylesbury homes
A single near-flat pane on an upstand: minimal, low and discreet.
Winter daylight in Aylesbury lasts about 7h 46m, against 16h 42m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Usually cheaper than a lantern
- Minimal, frameless-looking from inside
- Sized to your upstand
Delivery and fitting in Aylesbury
Your quote includes delivery to Aylesbury 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 HP19 and quote a fixed price after seeing photos or surveying.
Delivery to HP19 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Flat rooflight prices for Aylesbury
Typical guide prices for flat rooflights, supply only and including VAT:
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1200 × 1200 mm | 1.44 m² | £695–£845£579 ex VAT from | Configure |
| 1000 × 1500 mm | 1.50 m² | £695–£845£579 ex VAT from | Configure |
| 1000 × 2000 mm | 2.00 m² | £845–£995£704 ex VAT from | Configure |
| 1500 × 1500 mm | 2.25 m² | £895–£1,095£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 Aylesbury
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 Aylesbury 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 Aylesbury
Are flat rooflights cheaper than lanterns?
Usually, size for size. They use one glass unit and a simple frame.
Can I walk on a flat rooflight?
Only if it is a walk-on rooflight designed for foot traffic. Standard rooflights are not designed to be walked on.
Is it worth having solar-control glass in Aylesbury?
With the midsummer sun about 61.6° high at noon, roof glass in Aylesbury gets strong summer sun. Solar control is recommended for large or south-facing lanterns.
Can you fit a roof lantern in Aylesbury?
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.