Bespoke roof lanterns in Horsham
Looking for a bespoke roof lantern in Horsham? We price it to your kerb size, confirm the fixed price in writing and deliver to RH12 and the surrounding postcodes, ready for your builder to fit or for us to quote fitting.
Price a bespoke roof lantern for Horsham
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Bespoke roof lanterns for Horsham homes
Made to your exact kerb size, including long, gable-ended and L-shaped designs.
At 51.06°N, Horsham sees roughly 7h 54m of daylight in late December and 16h 33m in late June. A lantern faces the bright overhead sky all year, so it brings in useful light even on the short, grey days.
- Any RAL colour inside and out
- Choose bar layout and vent position
- Gable-ended and L-shaped designs on request
Delivery and fitting in Horsham
Delivery to RH12 is quoted for your postcode and arrives on pallets at the kerbside, so plan enough people to unload.
If you would like us to fit it, we will check fitting cover for RH12 and quote a fixed price after seeing photos or surveying.
Delivery to RH12 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Bespoke roof lantern prices for Horsham
What bespoke roof lanterns cost in common sizes (guide, inc VAT, supply only):
| Kerb size | Roof area | Guide price | Configure |
|---|---|---|---|
| 1500 × 2000 mm | 3.00 m² | £1,995–£2,295£1,662 ex VAT from | Configure |
| 1500 × 2500 mm | 3.75 m² | £2,295–£2,695£1,912 ex VAT from | Configure |
| 2000 × 3000 mm | 6.00 m² | £3,195–£3,695£2,662 ex VAT from | Configure |
| 2000 × 4000 mm | 8.00 m² | £4,095–£4,795£3,412 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 Horsham
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 Horsham 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 Horsham
Do bespoke lanterns cost much more?
For simple rectangles the premium over a stock size is usually modest. Special shapes cost more because each one is engineered individually.
How accurate do my measurements need to be?
Accurate to the millimetre on the outside of the kerb, measured at several points. Kerbs are rarely perfectly square, so measure both diagonals too. Our measuring guide shows how.
Can you fit a roof lantern in Horsham?
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.
How quickly can I get a roof lantern in Horsham?
Stock sizes are typically ready in 5–10 working days, made-to-measure in 3–4 weeks, plus delivery. Your quote gives the date for RH12.