Roof lantern upstands in Cirencester
For roof lantern upstands in Cirencester, start with the guide prices on this page, then send photos and measurements for a fixed written quote covering GL7.
Price a roof lantern upstand for Cirencester
Postcode and kerb size first, then your details. We reply with a fixed written quote.
Lantern upstands for Cirencester projects
Insulated upstands and kerbs that raise the lantern above the roof finish.
At 51.72°N, Cirencester sees roughly 7h 47m of daylight in late December and 16h 41m in late June. A lantern faces the bright overhead sky all year, so it brings in useful light even on the short, grey days.
- Made to match the lantern's external size
- Level and square for a correct fit
- Prefabricated insulated or site-built timber
Delivery and fitting in Cirencester
Your quote includes delivery to Cirencester 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 GL7 and quote a fixed price after seeing photos or surveying.
Delivery to GL7 is standard mainland delivery, priced for your postcode and confirmed in writing before you order.
Roof lantern upstands guide prices for Cirencester
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 Cirencester
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 Cirencester 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 Cirencester
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 Cirencester?
With the midsummer sun about 61.7° high at noon, roof glass in Cirencester gets strong summer sun. Solar control is recommended for large or south-facing lanterns.
Do you deliver roof lanterns to Cirencester?
Yes. Delivery to Cirencester (GL7) is quoted for your exact postcode and confirmed in writing on your quote, together with the lead time.