Roof lantern upstands in Gravesend
Ordering a roof lantern upstand for a project in Gravesend? Tell us the lantern size and roof details and we will confirm the price, lead time and how it reaches DA12.
Price a roof lantern upstand for Gravesend
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Lantern upstands for Gravesend projects
Insulated upstands and kerbs that raise the lantern above the roof finish.
Winter daylight in Gravesend lasts about 7h 50m, against 16h 38m in midsummer. Glass in the roof makes the most of the short days, and the right glass keeps the long ones comfortable.
- Level and square for a correct fit
- Lifts the lantern clear of the roof finish
- Prefabricated insulated or site-built timber
Delivery and fitting in Gravesend
We confirm the delivery cost and date for DA12 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 Gravesend before quoting.
Delivery to DA12 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Roof lantern upstands guide prices for Gravesend
Guide prices for an insulated upstand on its own, by lantern size, including VAT:
| Lantern kerb size | Perimeter | Insulated upstand, guide |
|---|---|---|
| 1200 × 1200 mm | 4.8 m | £245£204 ex VAT |
| 1000 × 1500 mm | 5.0 m | £245£204 ex VAT |
| 1000 × 2000 mm | 6.0 m | £295£246 ex VAT |
| 1000 × 2500 mm | 7.0 m | £295£246 ex VAT |
Guide prices include VAT at 20%, upstand only, supply only. Upstands are made to match the lantern's external size; your fixed price is confirmed in writing before you order.
Planning and building regulations for Gravesend
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 Gravesend 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 Gravesend
What height should my upstand be?
High enough to keep water away from the lantern seal, commonly at least 150 mm above the finished roof surface. Follow the instructions for your chosen range.
Who makes the upstand weatherproof?
Your roofer, by dressing the roof membrane up the outside of the upstand. The lantern then sits over it.
Is it worth having solar-control glass in Gravesend?
With the midsummer sun about 62.0° high at noon, roof glass in Gravesend gets strong summer sun. Solar control is recommended for large or south-facing lanterns.
Can you fit a roof lantern in Gravesend?
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.